@book{15041,
	author = {AZOV, A. K. and VESELOV, V. A.},
	title = {Usiliteli sledjaščich sistem peremennogo toka /},
	year = {1972.},
	address = {Leningrad,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=15041}
}