@book{Motyl:2010,
author
=
"J.Motyl",
title
=
"Discussiones Mathematicae Differential Inclusions Control and Optimization, ISSN: 1509-9407",
publisher
=
"University of Zielona Góra Press",
address
=
"Zielona Góra",
year
=
"2010",
volume
=
"Vol. 30(no 1-2) ",
number
=
"no 1-2",
}