@book{18512,
	author = {KARMOWSKI, Wojciech and MAZURKIEWICZ, Stanisław},
	title = {Podstawy mechaniki pękania /},
	publisher = {PK,},
	year = {1978.},
	address = {Kraków :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=18512}
}