@article{Jarczyk:2010,
author
=
"W.Jarczyk",
title
=
"Almost convexity on Abelian groups",
journal
=
"Aequationes Mathematicae",
volume
=
"Vol. 80",
number
=
"no 1-2",
pages
=
"141--154",
year
=
"2010",
}