@article{Kuczyński:2010,
author
=
"L.Kuczyński and M.Antczak and P.Czechowski and J.Grzybek and L.Jerzak and P.Zabłocki and P.Tryjanowski",
title
=
"A large scale survey of the great grey shrike Lanius excubitor in Poland: breeding densities, habitat use and population trends",
journal
=
"Annales Zoologici Fennici",
volume
=
"Vol. 47",
pages
=
"[12]",
year
=
"2010",
}