@book{28098,
	author = {Ciesielski, Zbigniew.},
	title = {Proceedings of the international congress of mathematicians :},
	publisher = {PWN :},
	year = {1984.},
	address = {Warszawa ;},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=28098}
}