TY  - JOUR
AU  - A. I. Vasil'ev
TI  - Delta-compactness of an algebraic sum of sets
JO  - Matematičeskie zametki
PY  - 1979
SP  - 779
EP  - 784
VL  - 26
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_1979_26_5_a12/
LA  - ru
ID  - MZM_1979_26_5_a12
ER  -