@article{Gil:1997,
  author  = "J. Gil and D. Khechinashvili and G. Melikidze and O. Maron",
  title   = "Why is the Geminga pulsar radio quiet at frequencies higher than about 100 MHz?",
  journal = "Zeszyty Naukowe Uniwersytetu Jagiellońskiego. Acta Cosmologica : 30th Young European Radio Astronomers Conference",
  volume  = "Fasc. 23-2",
  pages   = "167--170",
  year    = "1997",
  note    = "Uniwersytet Jagielloński, Kraków",
}