@ARTICLE{Hamaus:2009:SgrA, author = {N. Hamaus and T. Paumard and T. M{\"u}ller and S. Gillessen and F. Eisenhauer and S. Trippe and R. Genzel}, 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 = {Astrophys. J.}, year = {2009}, volume = {692}, pages = {902-916} }