TY - JOUR AU - K. B. Mansimov TI - Some necessary conditions for optimality for a class of systems with distributed parameters JO - Differencialʹnye uravneniâ PY - 1987 SP - 2164 EP - 2167 VL - 23 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1987_23_12_a22/ LA - ru ID - DE_1987_23_12_a22 ER -