@article{Matkowski:2009,
author
=
"J.Matkowski",
title
=
"A solution of a problem of H. Haruki and Th. M. Rassia",
journal
=
"Annales Mathematicae Silesianae : Uniwersytet Śląski ; Katowice",
volume
=
"nr 15",
pages
=
"94",
year
=
"2001",
}