@book{31036,
	author = {CZECH, Ludmiła},
	title = {Involutory quadratic transformations formulated in constructional geometry /},
	publisher = {PK,},
	year = {1996.},
	series = {Monograph / Cracow University of Technology. Podstawowe Nauki Techniczne,},
	address = {Kraków :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=31036}
}