@article{ZolotovProkhorovNamgaladzeetal.2011,
  author    = {O. V. Zolotov and Boris E. Prokhorov and Alexander A. Namgaladze and O. V. Martynenko},
  title     = {Variations in the total electron content of the ionosphere during preparation of earthquakes},
  journal   = {Russian journal of physical chemistry : B, Focus on physics},
  volume    = {5},
  number    = {3},
  pages     = {435 -- 438},
  doi       = {10.1134/S1990793111030146},
  year      = {2011},
}