@book{3959,
	author = {Okunʹ, L. B.},
	title = {Leptons and quarks /},
	publisher = {North-Holland Pub. Co. : distributors for the U.S.A. and Canada, Elsevier Science Publishing, Inc.},
	year = {1982.},
	address = {Amsterdam ;},
	note = {Translation of Leptony i kvarki.}
}