TY  - JOUR
AU  - S. V. Konyagin
TI  - On approximative properties of arbitrary closed sets in Banach spaces
JO  - Fundamentalʹnaâ i prikladnaâ matematika
PY  - 1997
SP  - 979
EP  - 989
VL  - 3
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/FPM_1997_3_4_a4/
LA  - ru
ID  - FPM_1997_3_4_a4
ER  -