@article{MZ_1978__158_172634,
     author = {Peter Buser},
     title = {\"Uber eine {Ungleichheit} von {Cheeger.}},
     journal = {Mathematische Zeitschrift},
     pages = {245--252},
     publisher = {mathdoc},
     volume = {158},
     year = {1978},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MZ_1978__158_172634/}
}