@article{MUTWIL:2009,
author
=
"J.MUTWIL and M.Michalski and R.Romankiewicz",
title
=
"Badania wytrzymałości na rozciąganie krzepnącego siluminu AK20",
journal
=
"Archives of Foundry Engineering",
volume
=
"R. 4",
number
=
"nr 14",
pages
=
"311--318",
year
=
"2004",
}