@article{1309745,
  author = {D. Psaltis and N. Wex and M. Kramer},
  title = {A Quantitative Test of the No-hair Theorem with Sgr A* Using Stars, Pulsars, and the Event Horizon Telescope},
  year = {2016},
  journal = {ApJ},
  volume = {818},
  pages = {121},
  language = {eng},
}