@article{MAN_1925__94_159109,
     author = {A. Ostrowski},
     title = {Zum {H\"olderschen} {Satz} \"uber ..... (x)},
     journal = {Mathematische Annalen},
     pages = {248--251},
     publisher = {mathdoc},
     volume = {94},
     year = {1925},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MAN_1925__94_159109/}
}