@article{Tsupko:2011mb,
  author = "Tsupko, Oleg  and  Bisnovatyi-Kogan, Gennady",
  title = "{Gravitational Lensing in Plasma}",
  doi = "10.22323/1.123.0030",
  journal = "PoS",
  year = 2011,
  volume = "Texas 2010",
  pages = "030"
}