@article{Bojarski:2011,
author
=
"J.Bojarski and T.Małolepszy and J.Matkowski",
title
=
"A differential equation related to the 1p-norms",
journal
=
"Annales Polonici Mathematici",
volume
=
"Vol. 101",
number
=
"no 3",
pages
=
"251--265",
year
=
"2011",
}