TY - JOUR AU - S. N. Vassilyev TI - The comparison method in systems analysis.~II JO - Differencialʹnye uravneniâ PY - 1981 SP - 1945 EP - 1954 VL - 17 IS - 11 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1981_17_11_a2/ LA - ru ID - DE_1981_17_11_a2 ER -