@article{Or³owski:2014,
  author  = "G. Or³owski and S. Rusiecki and J. Karg",
  title   = "Partial dietary segregation between adult and nestling Bluethroats Luscinia svecica",
  journal = "Acta Ornithologica",
  volume  = "Vol. 49",
  number  = "no 1",
  pages   = "107--118",
  year    = "2014",
  note    = "podwójna afiliacja",
}