@book{18720,
	author = {VARIKAS, V. M. and BOLSUN, A. J.},
	title = {Sbornik zadac po statisticeskoj /},
	year = {1979.},
	address = {Mińsk,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=18720}
}