TY  - JOUR
AU  - V. V. Andrievskii
TI  - On the approximation of functions by harmonic polynomials
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1987
SP  - 28
EP  - 29
VL  - 180
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/TM_1987_180_a6/
LA  - ru
ID  - TM_1987_180_a6
ER  -