TY  - JOUR
AU  - V. V. Fedorchuk
TI  - Strongly closed mappings
JO  - Doklady Akademii Nauk
PY  - 1969
SP  - 47
EP  - 49
VL  - 187
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1969_187_1_a11/
LA  - ru
ID  - DAN_1969_187_1_a11
ER  -