@book{34583,
	author = {GRACZYŃSKA, Ewa},
	title = {Operators on varieties /},
	publisher = {Oficyna Wydaw. PO,},
	year = {1998.},
	series = {Studia i Monografie / Politechnika Opolska,},
	address = {Opole :},
	note = {Streszcz. pol.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=34583}
}