TY  - JOUR
AU  - M.-B. Babayev
TI  - Best approximation by functions of fewer variables
JO  - Doklady Akademii Nauk
PY  - 1984
SP  - 273
EP  - 277
VL  - 279
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1984_279_2_a2/
LA  - ru
ID  - DAN_1984_279_2_a2
ER  -