TY  - JOUR
AU  - L. G. Mustafaev
AU  - R. B. Feizullaev
TI  - Semiheaps of multivalued mappings of topological spaces
JO  - Doklady Akademii Nauk
PY  - 1977
SP  - 777
EP  - 779
VL  - 232
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1977_232_4_a11/
LA  - ru
ID  - DAN_1977_232_4_a11
ER  -