TY  - JOUR
AU  - M. A. Shubova
TI  - On the proximity of the Riesz basises to the ortonormed basises in Hilbert space
JO  - Zapiski Nauchnykh Seminarov POMI
PY  - 1983
SP  - 201
EP  - 208
VL  - 127
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ZNSL_1983_127_a11/
LA  - ru
ID  - ZNSL_1983_127_a11
ER  -