@InCollection{Bocheński:2005,
author
=
"M.Bocheński and P.Czechowski",
title
=
"The Jackdaw Corvus monedula in Zielona Góra city (W Poland): distribution and abundance",
pages
=
"531--539",
year
=
"2005",
booktitle
=
"Ptaki krukowate Polski ISBN: 8389290928",
editor
=
"red. L. Jerzak, B. P. Kavanagh, P. Tryjanowski",
publisher
=
"Bogucki Wydaw. Naukowe",
address
=
"Poznań",
}