TY  - JOUR
AU  - Victor Bangert
TI  - Geodesics and Totally Convex Sets on Surfaces.
JO  - Inventiones mathematicae
PY  - 1981
SP  - 507
EP  - 518
VL  - 63
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IM_1981__63_142809/
ID  - IM_1981__63_142809
ER  -