Algoritmy i programmy resheni︠i︡a ėkonomicheskikh zadach na ĖVM - Lifshi︠t︡s, S. E. (Trudy (Leningradskiĭ inzhenerno-ėkonomicheskiĭ institut imeni Palʹmiro Tolʹ︠i︡atti) ;, 1971)