@InCollection{Matkowski:2002,
author
=
"J.Matkowski",
title
=
"Funkcyjne równania",
pages
=
"446--447",
year
=
"2002",
booktitle
=
"Wielka Encyklopedia PWN ISBN: 8301136723",
publisher
=
"Wydaw. Naukowe PWN",
address
=
"Warszawa",
volume
=
"T. 9",
}