@article{Dryzek:2009,
author
=
"E.Dryzek and J.Dryzek",
title
=
"Positron annihilation studies of the subsurface zone in aluminium alloys",
journal
=
"Acta Physica Polonica A",
volume
=
"Vol. 110",
number
=
"no 5",
pages
=
"569--575",
year
=
"2006",
}