@book{15560,
	author = {BEGUNOV, B. N. and ZAKAZANOV, N. P.},
	title = {Teorija optičeskich sistem /},
	year = {1973.},
	address = {Moskva,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=15560}
}