@article{1309664,
  author = {V. L. Fish and et S. S. Doleman al.},
  title = {1.3 mm Wavelength VLBI of Sagittarius A*: Detection of Time-variable Emission on Event Horizon Scales},
  year = {2011},
  journal = {ApJ},
  volume = {727},
  pages = {36},
  language = {eng},
}