@article{Tomasik:2007pk,
  author = "Tomasik, Boris  and  Kolomeitsev, Evgeni E",
  title = "{The K/pi ratio and the lifespan of the fireball}",
  doi = "10.22323/1.029.0023",
  journal = "PoS",
  year = 2007,
  volume = "CPOD2006",
  pages = "023"
}