@article{Zduniak:2021,
author
=
"P.Zduniak and M.Bocheński and G.Maciorowski",
title
=
"How littered are birds' of prey nests? Study of two sympatric species",
journal
=
"Science of the Total Environment",
volume
=
"Vol. 790",
number
=
"art. 148079",
pages
=
"1-10",
year
=
"2021",
}