%0 Journal Article %J ApJ %D 2016 %T Imaging an Event Horizon: Mitigation of Source Variability of Sagittarius A* %A Lu, R.-S. %A Roelofs, F. %A Fish, V. L. %A Shiokawa, H. %A Doeleman, S. S. %A Gammie, C. F. %A Falcke, H. %A Krichbaum, T. P. %A Zensus, J. A. %K black hole physics %K galaxies: individual: Sgr Aa %K Galaxy: center %K techniques: image processing %K techniques: interferometric %B ApJ %V 817 %P 173 %G eng %R 10.3847/0004-637X/817/2/173