author  = "A. Durajski and M. Kasprzak and M. Bocheński",
  title       = "Populations and distribution kestrel (Falco tinnunculus) in Zielona Góra",
  booktitle   = "From biotechnology to environmental protection - the interdisciplinary meeting of young naturalists : the 11th international conference of young naturalists; ISBN: 9788394374518",
  address     = "Zielona Góra, Polska",
  publisher   = "Zielona Góra, The Biologist Scientific Union of University of Zielona Góra",
  pages       = "110",
  year        = "2016",