%0 Journal Article %A C.-K. Chan %A S. Liu %A C. L. Fryer %A D. Psaltis %A F. Özel %A G. Rockefeller %A F. Melia %B ApJ %D 2009 %G eng %N 1 %P 512 %T MHD Simulations of Accretion onto Sgr A*: Quiescent Fluctuations, Outbursts, and Quasiperiodicity %V 701