TY  - JOUR
AU  - V. B. Marenich
TI  - The structure of open manifolds of nonnegative curvature
JO  - Doklady Akademii Nauk
PY  - 1989
SP  - 1311
EP  - 1314
VL  - 305
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1989_305_6_a5/
LA  - ru
ID  - DAN_1989_305_6_a5
ER  -