TY  - JOUR
AU  - L. D. Gogoladze
TI  - On the approximation of functions of several variables by linear means
JO  - Informatics and Automation
PY  - 1987
SP  - 92
EP  - 93
VL  - 180
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/TRSPY_1987_180_a49/
LA  - ru
ID  - TRSPY_1987_180_a49
ER  -