@article{Kisielewicz:2009,
author
=
"M.Kisielewicz and B.Serafin and W.Sosulski",
title
=
"Existence theorem for functional-differential equation with compact convex valued solutions",
journal
=
"Demonstratio Mathematica",
volume
=
"T. 9",
number
=
"nr 2",
pages
=
"229--237",
year
=
"1976",
}