TY  - JOUR
AU  - K. Shiohama
AU  - R.E. Greene
TI  - Convex Functions on Complete Noncompact Manifolds: Topological Structure.
JO  - Inventiones mathematicae
PY  - 1981
SP  - 129
EP  - 158
VL  - 63
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IM_1981__63_142793/
ID  - IM_1981__63_142793
ER  -