TY - JOUR AU - V. I. Ivanenko AU - V. S. Mel'nik TI - Extremal synthesis of attracting sets for operator-differential JO - Doklady Akademii Nauk PY - 1993 SP - 416 EP - 418 VL - 331 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1993_331_4_a8/ LA - ru ID - DAN_1993_331_4_a8 ER -