Chislennye metody i avtomaticheskoe programmirovanie : sbornik rabot - Ilʹin, V. P. (Valeriĭ Pavlovich) (Zapiski nauchnykh seminarov Leningradskogo otdeleni︠i︡a Matematicheskogo instituta im. V.A. Steklova AN SSSR (LOMI) ;, 1974)