@article{Ważna:2009,
author
=
"A.Ważna and G.Gabryś",
title
=
"The population of the Eurasian beaver Castor fiber Linnaeus, 1758 in the Wrocław province after the flood of July 1997",
journal
=
"Rocznik Muzeum Górnośląskiego w Bytomiu. Przyroda : Muzeum Górnośląskie ; Bytom : Przyroda",
volume
=
"T. 15",
pages
=
"181--194",
year
=
"1998",
}