TY  - JOUR
AU  - A. P. Afanas'ev
TI  - On local variational problems with functional constraints
JO  - Differencialʹnye uravneniâ
PY  - 1998
SP  - 1459
EP  - 1463
VL  - 34
IS  - 11
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1998_34_11_a2/
LA  - ru
ID  - DE_1998_34_11_a2
ER  -