@article{BAG_1975__4_138117,
     author = {H.G. BOTHE and J. EICHHORN},
     title = {Zur {Existenz} maximaler {Mannigfaltigkeiten}},
     journal = {Beitr\"age zur Algebra und Geometrie},
     pages = {53--56},
     publisher = {mathdoc},
     volume = {4},
     year = {1975},
     zbl = {0319.58001},
     url = {http://geodesic.mathdoc.fr/item/BAG_1975__4_138117/}
}