@article{MZ_1978__162_172733,
     author = {Victor Bangert},
     title = {Konvexe {Mengen} in {Riemannschen} {Mannigfaltigkeiten.}},
     journal = {Mathematische Zeitschrift},
     pages = {263--286},
     publisher = {mathdoc},
     volume = {162},
     year = {1978},
     zbl = {0369.52006},
     url = {http://geodesic.mathdoc.fr/item/MZ_1978__162_172733/}
}