@book{Kuczma:2013,
author
=
"M.Kuczma and A.Greinert",
title
=
"Civil and Environmental Engineering Reports Prace z Inżynierii Lądowej i Środowiska, ISSN: 2080-5187",
publisher
=
"University of Zielona Góra Press",
address
=
"Zielona Góra",
year
=
"2013",
}