@book{12749,
	author = {Livshits, Mikhail S. and Yantsevich, Artem A. and Yantsevich, Artem A. ; jt. auth.},
	title = {Operator colligations in Hilbert spaces},
	publisher = {John Wiley},
	year = {1979},
	address = {New York},
	note = {"A halsted pr. book tr. by American Mathematical society".}
}