@book{14645,
	author = {MANDELSTAM, L. J.},
	title = {Lekcii po teoriju kolebanij /},
	year = {1972.},
	address = {Moskwa,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=14645}
}