TY  - JOUR
AU  - V. V. Velichenko
TI  - On sufficient conditions for optimality in the maximum principle
JO  - Doklady Akademii Nauk
PY  - 1968
SP  - 747
EP  - 749
VL  - 182
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1968_182_4_a1/
LA  - ru
ID  - DAN_1968_182_4_a1
ER  -