@article{MZ_1928__28_168032,
     author = {O. Perron},
     title = {\"Uber einen {Satz} von {Besicovitsch}},
     journal = {Mathematische Zeitschrift},
     pages = {384--386},
     year = {1928},
     volume = {28},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MZ_1928__28_168032/}
}