TY - JOUR AU - A. V. Arutyunov TI - On the theory of abnormal extremal problems with a JO - Doklady Akademii Nauk PY - 1996 SP - 295 EP - 298 VL - 348 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1996_348_3_a0/ LA - ru ID - DAN_1996_348_3_a0 ER -