TY  - JOUR
AU  - É. A. Mirzakhanyan
TI  - On some cl asses of mappings of Hilbert space subsets
JO  - Proceedings of the Yerevan State University. Physical and mathematical sciences
PY  - 1990
SP  - 21
EP  - 28
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/UZERU_1990_3_a3/
LA  - ru
ID  - UZERU_1990_3_a3
ER  -