@article{Romankiewicz:2009,
author
=
"F.Romankiewicz and R.Romankiewicz",
title
=
"Modyfikacja stopu AK11",
journal
=
"Archives of Foundry Engineering",
volume
=
"R. 3",
number
=
"nr 8",
pages
=
"171--176",
year
=
"2003",
}