

@INPROCEEDINGS{eisenhauer08,
   author = {{Eisenhauer}, F. and {Perrin}, G. and {Brandner}, W. and {Straubmeier}, C. and 
	{Richichi}, A. and {Gillessen}, S. and {Berger}, J.~P. and {Hippler}, S. and 
	{Eckart}, A. and {Sch{\"o}ller}, M. and {Rabien}, S. and {Cassaing}, F. and 
	{Lenzen}, R. and {Thiel}, M. and {Cl{\'e}net}, Y. and {Ramos}, J.~R. and 
	{Kellner}, S. and {F{\'e}dou}, P. and {Baumeister}, H. and {Hofmann}, R. and 
	{Gendron}, E. and {Boehm}, A. and {Bartko}, H. and {Haubois}, X. and 
	{Klein}, R. and {Dodds-Eden}, K. and {Houairi}, K. and {Hormuth}, F. and 
	{Gr{\"a}ter}, A. and {Jocou}, L. and {Naranjo}, V. and {Genzel}, R. and 
	{Kervella}, P. and {Henning}, T. and {Hamaus}, N. and {Lacour}, S. and 
	{Neumann}, U. and {Haug}, M. and {Malbet}, F. and {Laun}, W. and 
	{Kolmeder}, J. and {Paumard}, T. and {Rohloff}, R.-R. and {Pfuhl}, O. and 
	{Perraut}, K. and {Ziegleder}, J. and {Rouan}, D. and {Rousset}, G.
	},
    title = "{GRAVITY: getting to the event horizon of Sgr A*}",
booktitle = {Society of Photo-Optical Instrumentation Engineers (SPIE) Conference Series},
     year = 2008,
   series = {Society of Photo-Optical Instrumentation Engineers (SPIE) Conference Series},
   volume = 7013,
archivePrefix = "arXiv",
   eprint = {0808.0063},
    month = jul,
      doi = {10.1117/12.788407},
   adsurl = {http://adsabs.harvard.edu/abs/2008SPIE.7013E..69E},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{vincent11a,
   author = {{Vincent}, F.~H. and {Paumard}, T. and {Gourgoulhon}, E. and 
	{Perrin}, G.},
    title = "{GYOTO: a new general relativistic ray-tracing code}",
  journal = {Classical and Quantum Gravity},
archivePrefix = "arXiv",
   eprint = {1109.4769},
 primaryClass = "gr-qc",
     year = 2011,
    month = nov,
   volume = 28,
   number = 22,
    pages = {225011},
      doi = {10.1088/0264-9381/28/22/225011},
   adsurl = {http://adsabs.harvard.edu/abs/2011CQGra..28v5011V},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{vincent11b,
   author = {{Vincent}, F.~H. and {Paumard}, T. and {Perrin}, G. and {Mugnier}, L. and 
	{Eisenhauer}, F. and {Gillessen}, S.},
    title = "{Performance of astrometric detection of a hotspot orbiting on the innermost stable circular orbit of the Galactic Centre black hole}",
  journal = {MNRAS},
archivePrefix = "arXiv",
   eprint = {1011.5439},
 primaryClass = "astro-ph.GA",
 keywords = {black hole physics, instrumentation: interferometers, astrometry, Galaxy: centre},
     year = 2011,
    month = apr,
   volume = 412,
    pages = {2653-2664},
      doi = {10.1111/j.1365-2966.2010.18084.x},
   adsurl = {http://adsabs.harvard.edu/abs/2011MNRAS.412.2653V},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{zamaninasab10,
   author = {{Zamaninasab}, M. and {Eckart}, A. and {Witzel}, G. and {Dovciak}, M. and 
	{Karas}, V. and {Sch{\"o}del}, R. and {Gie{\ss}{\"u}bel}, R. and 
	{Bremer}, M. and {Garc{\'{\i}}a-Mar{\'{\i}}n}, M. and {Kunneriath}, D. and 
	{Mu{\v z}i{\'c}}, K. and {Nishiyama}, S. and {Sabha}, N. and 
	{Straubmeier}, C. and {Zensus}, A.},
    title = "{Near infrared flares of Sagittarius A*. Importance of near infrared polarimetry}",
  journal = {A\&A},
archivePrefix = "arXiv",
   eprint = {0911.4659},
 primaryClass = "astro-ph.GA",
 keywords = {black hole physics, infrared: general, accretion, accretion disks, Galaxy: center, Galaxy: nucleus},
     year = 2010,
    month = jan,
   volume = 510,
      eid = {A3},
    pages = {A3},
      doi = {10.1051/0004-6361/200912473},
   adsurl = {http://adsabs.harvard.edu/abs/2010A\%26A...510A...3Z},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{will08,
   author = {{Will}, C.~M.},
    title = "{Testing the General Relativistic ``No-Hair'' Theorems Using the Galactic Center Black Hole Sagittarius A*}",
  journal = {ApJL},
archivePrefix = "arXiv",
   eprint = {0711.1677},
 keywords = {Black Hole Physics, Galaxy: Center, Relativity},
     year = 2008,
    month = feb,
   volume = 674,
    pages = {L25-L28},
      doi = {10.1086/528847},
   adsurl = {http://adsabs.harvard.edu/abs/2008ApJ...674L..25W},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{will09,
   author = {{Will}, C.~M.},
    title = "{The Confrontation Between General Relativity and Experiment}",
  journal = {Space Sci. Rev.},
 keywords = {General relativity, Gravitational experiments},
     year = 2009,
    month = dec,
   volume = 148,
    pages = {3-13},
      doi = {10.1007/s11214-009-9541-6},
   eprint = {http://adsabs.harvard.edu/abs/2009SSRv..148....3W},
   adsurl = {http://adsabs.harvard.edu/abs/2009SSRv..148....3W},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{hamaus09,
   author = {{Hamaus}, N. and {Paumard}, T. and {M{\"u}ller}, T. and {Gillessen}, S. and 
	{Eisenhauer}, F. and {Trippe}, S. and {Genzel}, R.},
    title = "{Prospects for Testing the Nature of Sgr A*'s Near-Infrared Flares on the Basis of Current Very Large Telescope -- and Future Very Large Telescope Interferometer -- Observations}",
  journal = {ApJ},
archivePrefix = "arXiv",
   eprint = {0810.4947},
 keywords = {astrometry, black hole physics, Galaxy: center, gravitational lensing, techniques: interferometric},
     year = 2009,
    month = feb,
   volume = 692,
    pages = {902-916},
      doi = {10.1088/0004-637X/692/1/902},
   adsurl = {http://adsabs.harvard.edu/abs/2009ApJ...692..902H},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{tagger06,
   author = {{Tagger}, M. and {Varniere}, P.},
    title = "{Accretion-Ejection Instability, MHD Rossby Wave Instability, Diskoseismology, and the High-Frequency QPOs of Microquasars}",
  journal = {ApJ},
   eprint = {arXiv:astro-ph/0608123},
 keywords = {Accretion, Accretion Disks, Black Hole Physics, Instabilities, Magnetohydrodynamics: MHD, X-Rays: Binaries},
     year = 2006,
    month = dec,
   volume = 652,
    pages = {1457-1465},
      doi = {10.1086/508318},
   adsurl = {http://adsabs.harvard.edu/abs/2006ApJ...652.1457T},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{do09,
   author = {{Do}, T. and {Ghez}, A.~M. and {Morris}, M.~R. and {Yelda}, S. and 
	{Meyer}, L. and {Lu}, J.~R. and {Hornstein}, S.~D. and {Matthews}, K.
	},
    title = "{A Near-Infrared Variability Study of the Galactic Black Hole: A Red Noise Source with NO Detected Periodicity}",
  journal = {ApJ},
archivePrefix = "arXiv",
   eprint = {0810.0446},
 keywords = {black hole physics, Galaxy: center, techniques: high angular resolution},
     year = 2009,
    month = feb,
   volume = 691,
    pages = {1021-1034},
      doi = {10.1088/0004-637X/691/2/1021},
   adsurl = {http://adsabs.harvard.edu/abs/2009ApJ...691.1021D},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}



@ARTICLE{genzel10,
   author = {{Genzel}, R. and {Eisenhauer}, F. and {Gillessen}, S.},
    title = "{The Galactic Center massive black hole and nuclear star cluster}",
  journal = {Reviews of Modern Physics},
archivePrefix = "arXiv",
   eprint = {1006.0064},
 primaryClass = "astro-ph.GA",
 keywords = {Galactic center, bar, circumnuclear matter, and bulge},
     year = 2010,
    month = oct,
   volume = 82,
    pages = {3121-3195},
      doi = {10.1103/RevModPhys.82.3121},
   adsurl = {http://adsabs.harvard.edu/abs/2010RvMP...82.3121G},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}




@ARTICLE{meheut10,
   author = {{Meheut}, H. and {Casse}, F. and {Varniere}, P. and {Tagger}, M.
	},
    title = "{Rossby wave instability and three-dimensional vortices in accretion disks}",
  journal = {A\&A},
archivePrefix = "arXiv",
   eprint = {1004.0302},
 primaryClass = "astro-ph.SR",
 keywords = {Accretion, accretion disks, protoplanetary disks, hydrodynamics, instabilities, methods: numerical},
     year = 2010,
    month = jun,
   volume = 516,
      eid = {A31},
    pages = {A31},
      doi = {10.1051/0004-6361/201014000},
   adsurl = {http://adsabs.harvard.edu/abs/2010A\%26A...516A..31M},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}



@ARTICLE{paumard05,
   author = {{Paumard}, T. and {Perrin}, G. and {Eckart}, A. and {Genzel}, R. and 
	{Lena}, P. and {Schoedel}, R. and {Eisenhauer}, F. and {Mueller}, T. and 
	{Gillessen}, S.},
    title = "{Scientific prospects for VLTI in the Galactic Centre: Getting to the Schwarzschild radius.}",
  journal = {Astronomische Nachrichten},
     year = 2005,
    month = aug,
   volume = 326,
    pages = {568-568},
   adsurl = {http://adsabs.harvard.edu/abs/2005AN....326..568P},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@PhdThesis{vincent11c,
  author = 	 {{Vincent}, F.},
  title = 	 "{\'Etude d'effets relativistes en champ gravitationnel fort}",
  school = 	 {Ecole doctorale d'astronomie et d'astrophysique d'Ile de France},
  year = 	 {2011},
}



@INPROCEEDINGS{vincent11d,
   author = {{Vincent}, F.~H. and {Paumard}, T. and {Perrin}, G. and {Gourgoulhon}, E. and 
	{Eisenhauer}, F. and {Gillessen}, S.},
    title = "{Towards constraining the central black hole's properties by studying its infrared flares with the GRAVITY instrument}",
 keywords = {Galaxy: center, Black hole physics},
booktitle = {SF2A-2011: Proceedings of the Annual meeting of the French Society of Astronomy and Astrophysics},
     year = 2011,
archivePrefix = "arXiv",
   eprint = {1110.0746},
 primaryClass = "astro-ph.GA",
   editor = "{G.~Alecian, K.~Belkacem, R.~Samadi, \& D.~Valls-Gabaud}",
    month = dec,
    pages = {689-693},
   adsurl = {http://adsabs.harvard.edu/abs/2011sf2a.conf..689V},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}



@ARTICLE{yusefzadeh06,
   author = {{Yusef-Zadeh}, F. and {Roberts}, D. and {Wardle}, M. and {Heinke}, C.~O. and 
	{Bower}, G.~C.},
    title = "{Flaring Activity of Sagittarius A* at 43 and 22 GHz: Evidence for Expanding Hot Plasma}",
  journal = {ApJ},
   eprint = {arXiv:astro-ph/0603685},
 keywords = {Galaxy: Center, Techniques: Interferometric},
     year = 2006,
    month = oct,
   volume = 650,
    pages = {189-194},
      doi = {10.1086/506375},
   adsurl = {http://adsabs.harvard.edu/abs/2006ApJ...650..189Y},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{tagger06b,
   author = {{Tagger}, M. and {Melia}, F.},
    title = "{A Possible Rossby Wave Instability Origin for the Flares in Sagittarius A*}",
  journal = {ApJL},
   eprint = {arXiv:astro-ph/0511520},
 keywords = {Accretion, Accretion Disks, Black Hole Physics, Galaxy: Center, Instabilities, Magnetohydrodynamics: MHD, Plasmas},
     year = 2006,
    month = jan,
   volume = 636,
    pages = {L33-L36},
      doi = {10.1086/499806},
   adsurl = {http://adsabs.harvard.edu/abs/2006ApJ...636L..33T},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{markoff01,
   author = {{Markoff}, S. and {Falcke}, H. and {Yuan}, F. and {Biermann}, P.~L.
	},
    title = "{The Nature of the 10 kilosecond X-ray flare in Sgr A*}",
  journal = {A\&A},
   eprint = {arXiv:astro-ph/0109081},
 keywords = {GALAXY: CENTER, GALAXIES: JETS, X-RAYS: GALAXIES, RADIATION MECHANISMS: NON-THERMAL, ACCRETION, ACCRETION DISKS, BLACK HOLE PHYSICS},
     year = 2001,
    month = nov,
   volume = 379,
    pages = {L13-L16},
      doi = {10.1051/0004-6361:20011346},
   adsurl = {http://adsabs.harvard.edu/abs/2001A\%26A...379L..13M},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}


@ARTICLE{do09,
   author = {{Do}, T. and {Ghez}, A.~M. and {Morris}, M.~R. and {Yelda}, S. and 
	{Meyer}, L. and {Lu}, J.~R. and {Hornstein}, S.~D. and {Matthews}, K.
	},
    title = "{A Near-Infrared Variability Study of the Galactic Black Hole: A Red Noise Source with NO Detected Periodicity}",
  journal = {ApJ},
archivePrefix = "arXiv",
   eprint = {0810.0446},
 keywords = {black hole physics, Galaxy: center, techniques: high angular resolution},
     year = 2009,
    month = feb,
   volume = 691,
    pages = {1021-1034},
      doi = {10.1088/0004-637X/691/2/1021},
   adsurl = {http://adsabs.harvard.edu/abs/2009ApJ...691.1021D},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{gillessen11,
   author = {{Gillessen}, S. and {Genzel}, R. and {Fritz}, T.~K. and {Quataert}, E. and 
	{Alig}, C. and {Burkert}, A. and {Cuadra}, J. and {Eisenhauer}, F. and 
	{Pfuhl}, O. and {Dodds-Eden}, K. and {Gammie}, C.~F. and {Ott}, T.
	},
    title = "{A gas cloud on its way towards the super-massive black hole in the Galactic Centre}",
  journal = {ArXiv e-prints},
archivePrefix = "arXiv",
   eprint = {1112.3264},
 primaryClass = "astro-ph.GA",
 keywords = {Astrophysics - Galaxy Astrophysics},
     year = 2011,
    month = dec,
   adsurl = {http://adsabs.harvard.edu/abs/2011arXiv1112.3264G},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{ghez08,
   author = {{Ghez}, A.~M. and {Salim}, S. and {Weinberg}, N.~N. and {Lu}, J.~R. and 
	{Do}, T. and {Dunn}, J.~K. and {Matthews}, K. and {Morris}, M.~R. and 
	{Yelda}, S. and {Becklin}, E.~E. and {Kremenek}, T. and {Milosavljevic}, M. and 
	{Naiman}, J.},
    title = "{Measuring Distance and Properties of the Milky Way's Central Supermassive Black Hole with Stellar Orbits}",
  journal = {ApJ},
archivePrefix = "arXiv",
   eprint = {0808.2870},
 keywords = {Black Hole Physics, Galaxy: Center, Galaxy: Kinematics and Dynamics, Infrared: Stars, Techniques: High Anular Resolution},
     year = 2008,
    month = dec,
   volume = 689,
    pages = {1044-1062},
      doi = {10.1086/592738},
   adsurl = {http://adsabs.harvard.edu/abs/2008ApJ...689.1044G},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}


@ARTICLE{gillessen09,
   author = {{Gillessen}, S. and {Eisenhauer}, F. and {Trippe}, S. and {Alexander}, T. and 
	{Genzel}, R. and {Martins}, F. and {Ott}, T.},
    title = "{Monitoring Stellar Orbits Around the Massive Black Hole in the Galactic Center}",
  journal = {ApJ},
archivePrefix = "arXiv",
   eprint = {0810.4674},
 keywords = {black hole physics, astrometry, Galaxy: center, infrared: stars},
     year = 2009,
    month = feb,
   volume = 692,
    pages = {1075-1109},
      doi = {10.1088/0004-637X/692/2/1075},
   adsurl = {http://adsabs.harvard.edu/abs/2009ApJ...692.1075G},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{genzel03,
   author = {{Genzel}, R. and {Sch{\"o}del}, R. and {Ott}, T. and {Eckart}, A. and 
	{Alexander}, T. and {Lacombe}, F. and {Rouan}, D. and {Aschenbach}, B.
	},
    title = "{Near-infrared flares from accreting gas around the supermassive black hole at the Galactic Centre}",
  journal = {Nature},
   eprint = {arXiv:astro-ph/0310821},
     year = 2003,
    month = oct,
   volume = 425,
    pages = {934-937},
      doi = {10.1038/nature02065},
   adsurl = {http://adsabs.harvard.edu/abs/2003Natur.425..934G},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{eisenhauer11,
   author = {{Eisenhauer}, F. and {Perrin}, G. and {Brandner}, W. and {Straubmeier}, C. and 
	{Perraut}, K. and {Amorim}, A. and {Sch{\"o}ller}, M. and {Gillessen}, S. and 
	{Kervella}, P. and {Benisty}, M. and {Araujo-Hauck}, C. and 
	{Jocou}, L. and {Lima}, J. and {Jakob}, G. and {Haug}, M. and 
	{Cl{\'e}net}, Y. and {Henning}, T. and {Eckart}, A. and {Berger}, J.-P. and 
	{Garcia}, P. and {Abuter}, R. and {Kellner}, S. and {Paumard}, T. and 
	{Hippler}, S. and {Fischer}, S. and {Moulin}, T. and {Villate}, J. and 
	{Avila}, G. and {Gr{\"a}ter}, A. and {Lacour}, S. and {Huber}, A. and 
	{Wiest}, M. and {Nolot}, A. and {Carvas}, P. and {Dorn}, R. and 
	{Pfuhl}, O. and {Gendron}, E. and {Kendrew}, S. and {Yazici}, S. and 
	{Anton}, S. and {Jung}, Y. and {Thiel}, M. and {Choquet}, {\'E}. and 
	{Klein}, R. and {Teixeira}, P. and {Gitton}, P. and {Moch}, D. and 
	{Vincent}, F. and {Kudryavtseva}, N. and {Str{\"o}bele}, S. and 
	{Sturm}, S. and {F{\'e}dou}, P. and {Lenzen}, R. and {Jolley}, P. and 
	{Kister}, C. and {Lapeyr{\`e}re}, V. and {Naranjo}, V. and {Lucuix}, C. and 
	{Hofmann}, R. and {Chapron}, F. and {Neumann}, U. and {Mehrgan}, L. and 
	{Hans}, O. and {Rousset}, G. and {Ramos}, J. and {Suarez}, M. and 
	{Lederer}, R. and {Reess}, J.-M. and {Rohloff}, R.-R. and {Haguenauer}, P. and 
	{Bartko}, H. and {Sevin}, A. and {Wagner}, K. and {Lizon}, J.-L. and 
	{Rabien}, S. and {Collin}, C. and {Finger}, G. and {Davies}, R. and 
	{Rouan}, D. and {Wittkowski}, M. and {Dodds-Eden}, K. and {Ziegler}, D. and 
	{Cassaing}, F. and {Bonnet}, H. and {Casali}, M. and {Genzel}, R. and 
	{Lena}, P.},
    title = "{GRAVITY: Observing the Universe in Motion}",
  journal = {The Messenger},
     year = 2011,
    month = mar,
   volume = 143,
    pages = {16-24},
   adsurl = {http://adsabs.harvard.edu/abs/2011Msngr.143...16E},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{trippe07,
   author = {{Trippe}, S. and {Paumard}, T. and {Ott}, T. and {Gillessen}, S. and 
	{Eisenhauer}, F. and {Martins}, F. and {Genzel}, R.},
    title = "{A polarized infrared flare from Sagittarius A* and the signatures of orbiting plasma hotspots}",
  journal = {MNRAS},
   eprint = {arXiv:astro-ph/0611737},
 keywords = {accretion, accretion discs, black hole physics, Galaxy: centre},
     year = 2007,
    month = mar,
   volume = 375,
    pages = {764-772},
      doi = {10.1111/j.1365-2966.2006.11338.x},
   adsurl = {http://adsabs.harvard.edu/abs/2007MNRAS.375..764T},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{baganoff01,
   author = {{Baganoff}, F.~K. and {Bautz}, M.~W. and {Brandt}, W.~N. and 
	{Chartas}, G. and {Feigelson}, E.~D. and {Garmire}, G.~P. and 
	{Maeda}, Y. and {Morris}, M. and {Ricker}, G.~R. and {Townsley}, L.~K. and 
	{Walter}, F.},
    title = "{Rapid X-ray flaring from the direction of the supermassive black hole at the Galactic Centre}",
  journal = {Nature},
   eprint = {arXiv:astro-ph/0109367},
     year = 2001,
    month = sep,
   volume = 413,
    pages = {45-48},
      doi = {10.1038/35092510},
   adsurl = {http://adsabs.harvard.edu/abs/2001Natur.413...45B},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{eckart04,
   author = {{Eckart}, A. and {Baganoff}, F.~K. and {Morris}, M. and {Bautz}, M.~W. and 
	{Brandt}, W.~N. and {Garmire}, G.~P. and {Genzel}, R. and {Ott}, T. and 
	{Ricker}, G.~R. and {Straubmeier}, C. and {Viehmann}, T. and 
	{Sch{\"o}del}, R. and {Bower}, G.~C. and {Goldston}, J.~E.},
    title = "{First simultaneous NIR/X-ray detection of a flare from Sgr A*}",
  journal = {A\&A},
   eprint = {arXiv:astro-ph/0403577},
 keywords = {black hole physics, X-rays: general, infrared: general, accretion, accretion disks, Galaxy: center, Galaxy: nucleus},
     year = 2004,
    month = nov,
   volume = 427,
    pages = {1-11},
      doi = {10.1051/0004-6361:20040495},
   adsurl = {http://adsabs.harvard.edu/abs/2004A\%26A...427....1E},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{eckart06,
   author = {{Eckart}, A. and {Sch{\"o}del}, R. and {Meyer}, L. and {Trippe}, S. and 
	{Ott}, T. and {Genzel}, R.},
    title = "{Polarimetry of near-infrared flares from Sagittarius A*}",
  journal = {A\&A},
   eprint = {arXiv:astro-ph/0610103},
 keywords = {black hole physics, infrared: general, accretion, accretion disks, Galaxy: center, Galaxy: nucleus},
     year = 2006,
    month = aug,
   volume = 455,
    pages = {1-10},
      doi = {10.1051/0004-6361:20064948},
   adsurl = {http://adsabs.harvard.edu/abs/2006A\%26A...455....1E},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}



@ARTICLE{doddseden09,
   author = {{Dodds-Eden}, K. and {Porquet}, D. and {Trap}, G. and {Quataert}, E. and 
	{Haubois}, X. and {Gillessen}, S. and {Grosso}, N. and {Pantin}, E. and 
	{Falcke}, H. and {Rouan}, D. and {Genzel}, R. and {Hasinger}, G. and 
	{Goldwurm}, A. and {Yusef-Zadeh}, F. and {Clenet}, Y. and {Trippe}, S. and 
	{Lagage}, P.-O. and {Bartko}, H. and {Eisenhauer}, F. and {Ott}, T. and 
	{Paumard}, T. and {Perrin}, G. and {Yuan}, F. and {Fritz}, T.~K. and 
	{Mascetti}, L.},
    title = "{Evidence for X-Ray Synchrotron Emission from Simultaneous Mid-Infrared to X-Ray Observations of a Strong Sgr A* Flare}",
  journal = {ApJ},
archivePrefix = "arXiv",
   eprint = {0903.3416},
 primaryClass = "astro-ph.GA",
 keywords = {accretion, accretion disks, black hole physics, Galaxy: center, infrared: general, radiation mechanisms: general, X-rays: general},
     year = 2009,
    month = jun,
   volume = 698,
    pages = {676-692},
      doi = {10.1088/0004-637X/698/1/676},
   adsurl = {http://adsabs.harvard.edu/abs/2009ApJ...698..676D},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{trap11,
   author = {{Trap}, G. and {Goldwurm}, A. and {Dodds-Eden}, K. and {Weiss}, A. and 
	{Terrier}, R. and {Ponti}, G. and {Gillessen}, S. and {Genzel}, R. and 
	{Ferrando}, P. and {B{\'e}langer}, G. and {Cl{\'e}net}, Y. and 
	{Rouan}, D. and {Predehl}, P. and {Capelli}, R. and {Melia}, F. and 
	{Yusef-Zadeh}, F.},
    title = "{Concurrent X-ray, near-infrared, sub-millimeter, and GeV gamma-ray observations of Sagittarius A*}",
  journal = {A\&A},
archivePrefix = "arXiv",
   eprint = {1102.0192},
 primaryClass = "astro-ph.HE",
 keywords = {Galaxy: center, black hole physics, radiation mechanisms: non-thermal, X-rays: general, infrared: general, submillimeter: general},
     year = 2011,
    month = apr,
   volume = 528,
      eid = {A140},
    pages = {A140},
      doi = {10.1051/0004-6361/201015157},
   adsurl = {http://adsabs.harvard.edu/abs/2011A\%26A...528A.140T},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{doddseden10,
   author = {{Dodds-Eden}, K. and {Sharma}, P. and {Quataert}, E. and {Genzel}, R. and 
	{Gillessen}, S. and {Eisenhauer}, F. and {Porquet}, D.},
    title = "{Time-Dependent Models of Flares from Sagittarius A*}",
  journal = {ApJ},
archivePrefix = "arXiv",
   eprint = {1005.0389},
 primaryClass = "astro-ph.GA",
 keywords = {accretion, accretion disks, black hole physics, Galaxy: center, infrared: general, radiation mechanisms: general},
     year = 2010,
    month = dec,
   volume = 725,
    pages = {450-465},
      doi = {10.1088/0004-637X/725/1/450},
   adsurl = {http://adsabs.harvard.edu/abs/2010ApJ...725..450D},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{burkert12,
   author = {{Burkert}, A. and {Schartmann}, M. and {Alig}, C. and {Gillessen}, S. and 
	{Genzel}, R. and {Fritz}, T.~K. and {Eisenhauer}, F.},
    title = "{Physics of the Galactic Center Cloud G2, on Its Way toward the Supermassive Black Hole}",
  journal = {ApJ},
archivePrefix = "arXiv",
   eprint = {1201.1414},
 primaryClass = "astro-ph.GA",
 keywords = {galaxies: active, galaxies: ISM, Galaxy: center, Galaxy: nucleus },
     year = 2012,
    month = may,
   volume = 750,
      eid = {58},
    pages = {58},
      doi = {10.1088/0004-637X/750/1/58},
   adsurl = {http://adsabs.harvard.edu/abs/2012ApJ...750...58B},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{schartmann12,
   author = {{Schartmann}, M. and {Burkert}, A. and {Alig}, C. and {Gillessen}, S. and 
	{Genzel}, R. and {Eisenhauer}, F. and {Fritz}, T.~K.},
    title = "{Simulations of the Origin and Fate of the Galactic Center Cloud G2}",
  journal = {ArXiv e-prints},
archivePrefix = "arXiv",
   eprint = {1203.6356},
 primaryClass = "astro-ph.GA",
 keywords = {Astrophysics - Galaxy Astrophysics},
     year = 2012,
    month = mar,
   adsurl = {http://adsabs.harvard.edu/abs/2012arXiv1203.6356S},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{vincent12a,
   author = {{Vincent}, F.~H. and {Gourgoulhon}, E. and {Novak}, J.},
    title = "{3+1 geodesic equation and images in numerical spacetimes}",
  journal = {Classical and Quantum Gravity},
archivePrefix = "arXiv",
   eprint = {1208.3927},
 primaryClass = "gr-qc",
     year = 2012,
    month = dec,
   volume = 29,
   number = 24,
    pages = {245005},
      doi = {10.1088/0264-9381/29/24/245005},
   adsurl = {http://adsabs.harvard.edu/abs/2012CQGra..29x5005V},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}


@ARTICLE{straub12,
   author = {{Straub}, O. and {Vincent}, F. H. and {Abramowicz}, M.~A. and 
	{Gourgoulhon}, E. and {Paumard}, T.},
    title = "{Modelling the black hole silhouette in Sagittarius A* with ion tori}",
  journal = {A\&A},
archivePrefix = "arXiv",
   eprint = {1203.2618},
 primaryClass = "astro-ph.GA",
 keywords = {black hole physics, accretion, accretion disks, Galaxy: center},
     year = 2012,
    month = jul,
   volume = 543,
      eid = {A83},
    pages = {A83},
      doi = {10.1051/0004-6361/201219209},
   adsurl = {http://adsabs.harvard.edu/abs/2012A\%26A...543A..83S},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}


@ARTICLE{abramowicz78,
   author = {{Abramowicz}, M. and {Jaroszynski}, M. and {Sikora}, M.},
    title = "{Relativistic, accreting disks}",
  journal = {A\&A},
 keywords = {BLACK HOLES (ASTRONOMY), RELATIVITY, ROTATING DISKS, STELLAR MASS ACCRETION, ANGULAR MOMENTUM, ASTRONOMICAL MODELS, BINARY STARS, CUSPS, GRAVITATIONAL EFFECTS, PRESSURE GRADIENTS},
     year = 1978,
    month = feb,
   volume = 63,
    pages = {221-224},
   adsurl = {http://adsabs.harvard.edu/abs/1978A\%26A....63..221A},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}


@ARTICLE{page74,
   author = {{Page}, D.~N. and {Thorne}, K.~S.},
    title = "{Disk-Accretion onto a Black Hole. Time-Averaged Structure of Accretion Disk}",
  journal = {ApJ},
     year = 1974,
    month = jul,
   volume = 191,
    pages = {499-506},
      doi = {10.1086/152990},
   adsurl = {http://adsabs.harvard.edu/abs/1974ApJ...191..499P},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{doddseden11,
   author = {{Dodds-Eden}, K. and {Gillessen}, S. and {Fritz}, T.~K. and 
	{Eisenhauer}, F. and {Trippe}, S. and {Genzel}, R. and {Ott}, T. and 
	{Bartko}, H. and {Pfuhl}, O. and {Bower}, G. and {Goldwurm}, A. and 
	{Porquet}, D. and {Trap}, G. and {Yusef-Zadeh}, F.},
    title = "{The Two States of Sgr A* in the Near-infrared: Bright Episodic Flares on Top of Low-level Continuous Variability}",
  journal = {ApJ},
archivePrefix = "arXiv",
   eprint = {1008.1984},
 primaryClass = "astro-ph.GA",
 keywords = {accretion, accretion disks, black hole physics, Galaxy: center, infrared: general},
     year = 2011,
    month = feb,
   volume = 728,
      eid = {37},
    pages = {37},
      doi = {10.1088/0004-637X/728/1/37},
   adsurl = {http://adsabs.harvard.edu/abs/2011ApJ...728...37D},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{mignone07,
   author = {{Mignone}, A. and {Bodo}, G. and {Massaglia}, S. and {Matsakos}, T. and 
	{Tesileanu}, O. and {Zanni}, C. and {Ferrari}, A.},
    title = "{PLUTO: A Numerical Code for Computational Astrophysics}",
  journal = {ApJS},
   eprint = {arXiv:astro-ph/0701854},
 keywords = {Hydrodynamics, Methods: Numerical, Magnetohydrodynamics: MHD, Relativity, Shock Waves},
     year = 2007,
    month = may,
   volume = 170,
    pages = {228-242},
      doi = {10.1086/513316},
   adsurl = {http://adsabs.harvard.edu/abs/2007ApJS..170..228M},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}


@ARTICLE{yusefzadeh06b,
   author = {{Yusef-Zadeh}, F. and {Bushouse}, H. and {Dowell}, C.~D. and 
	{Wardle}, M. and {Roberts}, D. and {Heinke}, C. and {Bower}, G.~C. and 
	{Vila-Vilar{\'o}}, B. and {Shapiro}, S. and {Goldwurm}, A. and 
	{B{\'e}langer}, G.},
    title = "{A Multiwavelength Study of Sgr A*: The Role of Near-IR Flares in Production of X-Ray, Soft {$\gamma$}-Ray, and Submillimeter Emission}",
  journal = {ApJ},
   eprint = {arXiv:astro-ph/0510787},
 keywords = {Accretion, Accretion Disks, Black Hole Physics, Galaxies: Nuclei, Galaxy: Center},
     year = 2006,
    month = jun,
   volume = 644,
    pages = {198-213},
      doi = {10.1086/503287},
   adsurl = {http://adsabs.harvard.edu/abs/2006ApJ...644..198Y},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{broderick06,
   author = {{Broderick}, A.~E. and {Loeb}, A.},
    title = "{Imaging optically-thin hotspots near the black hole horizon of Sgr A* at radio and near-infrared wavelengths}",
  journal = {MNRAS},
   eprint = {arXiv:astro-ph/0509237},
 keywords = {black hole physics, polarization, techniques: interferometric, Galaxy: centre, infrared: general, submillimetre},
     year = 2006,
    month = apr,
   volume = 367,
    pages = {905-916},
      doi = {10.1111/j.1365-2966.2006.10152.x},
   adsurl = {http://adsabs.harvard.edu/abs/2006MNRAS.367..905B},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{zamaninasab11,
   author = {{Zamaninasab}, M. and {Eckart}, A. and {Dov{\v c}iak}, M. and 
	{Karas}, V. and {Sch{\"o}del}, R. and {Witzel}, G. and {Sabha}, N. and 
	{Garc{\'{\i}}a-Mar{\'{\i}}n}, M. and {Kunneriath}, D. and {Mu{\v z}i{\'c}}, K. and 
	{Straubmeier}, C. and {Valencia-S}, M. and {Zensus}, J.~A.},
    title = "{Near-infrared polarimetry as a tool for testing properties of accreting supermassive black holes}",
  journal = {MNRAS},
archivePrefix = "arXiv",
   eprint = {1102.0775},
 primaryClass = "astro-ph.HE",
 keywords = {accretion, accretion discs, black hole physics, Galaxy: centre, Galaxy: nucleus, infrared: general},
     year = 2011,
    month = may,
   volume = 413,
    pages = {322-332},
      doi = {10.1111/j.1365-2966.2010.18139.x},
   adsurl = {http://adsabs.harvard.edu/abs/2011MNRAS.413..322Z},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{paczynski80,
   author = {{Paczy{\'n}sky}, B. and {Wiita}, P.~J.},
    title = "{Thick accretion disks and supercritical luminosities}",
  journal = {A\&A},
 keywords = {BLACK HOLES (ASTRONOMY), STELLAR LUMINOSITY, STELLAR MASS ACCRETION, ANGULAR MOMENTUM, DISKS, GALACTIC NUCLEI},
     year = 1980,
    month = aug,
   volume = 88,
    pages = {23-31},
   adsurl = {http://adsabs.harvard.edu/abs/1980A\%26A....88...23P},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{murrayclay11,
   author = {{Murray-Clay}, R.~A. and {Loeb}, A.},
    title = "{Disruption of a Proto-Planetary Disk by the Black Hole at the Milky Way Centre}",
  journal = {ArXiv e-prints},
archivePrefix = "arXiv",
   eprint = {1112.4822},
 primaryClass = "astro-ph.GA",
 keywords = {Astrophysics - Galaxy Astrophysics, Astrophysics - Earth and Planetary Astrophysics},
     year = 2011,
    month = dec,
   adsurl = {http://adsabs.harvard.edu/abs/2011arXiv1112.4822M},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{falcke96,
   author = {{Falcke}, H.},
    title = "{The Nuclear Jet in M81}",
  journal = {ApJL},
   eprint = {arXiv:astro-ph/9604026},
 keywords = {ACCRETION, ACCRETION DISKS, GALAXIES: ACTIVE, BLACK HOLE PHYSICS, GALAXY: CENTER, GALAXIES: INDIVIDUAL MESSIER NUMBER: M81, GALAXIES: JETS},
     year = 1996,
    month = jun,
   volume = 464,
    pages = {L67},
      doi = {10.1086/310085},
   adsurl = {http://adsabs.harvard.edu/abs/1996ApJ...464L..67F},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{uttley02,
   author = {{Uttley}, P. and {McHardy}, I.~M. and {Papadakis}, I.~E.},
    title = "{Measuring the broad-band power spectra of active galactic nuclei with RXTE}",
  journal = {MNRAS},
   eprint = {arXiv:astro-ph/0201134},
 keywords = {methods: numerical, galaxies: active, galaxies: Seyfert, X-rays: galaxies},
     year = 2002,
    month = may,
   volume = 332,
    pages = {231-250},
      doi = {10.1046/j.1365-8711.2002.05298.x},
   adsurl = {http://adsabs.harvard.edu/abs/2002MNRAS.332..231U},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{vaughan05,
   author = {{Vaughan}, S.},
    title = "{A simple test for periodic signals in red noise}",
  journal = {A\&A},
   eprint = {arXiv:astro-ph/0412697},
 keywords = {methods: data analysis, methods: statistical, X-rays: general, X-rays: galaxies},
     year = 2005,
    month = feb,
   volume = 431,
    pages = {391-403},
      doi = {10.1051/0004-6361:20041453},
   adsurl = {http://adsabs.harvard.edu/abs/2005A\%26A...431..391V},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{dolence12,
   author = {{Dolence}, J.~C. and {Gammie}, C.~F. and {Shiokawa}, H. and 
	{Noble}, S.~C.},
    title = "{Near-infrared and X-Ray Quasi-periodic Oscillations in Numerical Models of Sgr A*}",
  journal = {ApJL},
archivePrefix = "arXiv",
   eprint = {1201.1917},
 primaryClass = "astro-ph.HE",
 keywords = {accretion, accretion disks, black hole physics, Galaxy: center, magnetohydrodynamics: MHD, methods: numerical, radiative transfer},
     year = 2012,
    month = feb,
   volume = 746,
      eid = {L10},
    pages = {L10},
      doi = {10.1088/2041-8205/746/1/L10},
   adsurl = {http://adsabs.harvard.edu/abs/2012ApJ...746L..10D},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{dexter09,
   author = {{Dexter}, J. and {Agol}, E. and {Fragile}, P.~C.},
    title = "{Millimeter Flares and VLBI Visibilities from Relativistic Simulations of Magnetized Accretion Onto the Galactic Center Black Hole}",
  journal = {ApJL},
archivePrefix = "arXiv",
   eprint = {0909.0267},
 primaryClass = "astro-ph.HE",
 keywords = {accretion, accretion disks, black hole physics, Galaxy: center, radiative transfer, relativity},
     year = 2009,
    month = oct,
   volume = 703,
    pages = {L142-L146},
      doi = {10.1088/0004-637X/703/2/L142},
   adsurl = {http://adsabs.harvard.edu/abs/2009ApJ...703L.142D},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{gourgoulhon12,
     author = {{Gourgoulhon}, E.},
  publisher = {Springer},
    address = {Heidelberg, Germany},
      title = {3+1 Formalism in General Relativity},
       year = {2012},
}