TY  - JOUR
AU  - V. G. Maz'ya
AU  - V. P. Havin
TI  - Approximation in the mean by harmonic functions
JO  - Zapiski Nauchnykh Seminarov POMI
PY  - 1972
SP  - 91
EP  - 105
VL  - 30
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ZNSL_1972_30_a6/
LA  - ru
ID  - ZNSL_1972_30_a6
ER  -