@InCollection{Matkowski:2012,
author
=
"J.Matkowski",
title
=
"Generalized weighted arithmetic means",
pages
=
"563--582",
year
=
"2012",
booktitle
=
"Functional equations in mathematical analysis ISBN: 9781461400547",
editor
=
"ed. T. M. Rassias, J. Brzdęk",
publisher
=
"Springer Science+Business Media",
address
=
"New York",
series
=
"Springer Optimization and Its Applications, Vol. 52",
}