@article{Kamiński:2015,
  author  = "P. Kamiński and L. Jerzak and J. Boehner",
  title   = "Nestling Development of Jackdaws Corvus Monedula in Agricultural Landscape",
  journal = "International Studies on Sparrows",
  volume  = "Vol. 39",
  pages   = "4--23",
  year    = "2015",
}