@article{Orłowski:2013,
author
=
"G.Orłowski and J.Karg",
title
=
"Diet breadth and overlap in three sympatric aerial insectivorous birds at the same location",
journal
=
"Bird Study",
volume
=
"Vol. 60",
pages
=
"475--483",
year
=
"2013",
note
=
"podwójna afiliacja: J. Karg",
}