TY  - JOUR
AU  - G. V. Smirnov
TI  - Extremal problems for differential inclusions with phase
JO  - Doklady Akademii Nauk
PY  - 1988
SP  - 541
EP  - 544
VL  - 302
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1988_302_3_a5/
LA  - ru
ID  - DAN_1988_302_3_a5
ER  -