@article{Pozdeeva:20110U,
  author = "Pozdeeva, Ekaterina  and  Arefeva, Irina",
  title = "{Shock waves in the Friedmann-Robertson-Walker spacetime}",
  doi = "10.22323/1.104.0073",
  journal = "PoS",
  year = 2011,
  volume = "QFTHEP2010",
  pages = "073"
}