@article{Jarczyk:2019,
author
=
"W.Jarczyk and J.Morawiec",
title
=
"Karol Baron: a little bit about him on his 70th birthday",
journal
=
"Aequationes Mathematicae",
volume
=
"Vol. 93",
number
=
"iss. 1",
pages
=
"1--8",
year
=
"2019",
}