@article{MOMA_1950__54_176832,
     author = {Leopold Schmetterer},
     title = {\"Uber einen {Satz} von {Hardy} und {Littlewood.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {135--139},
     publisher = {mathdoc},
     volume = {54},
     year = {1950},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1950__54_176832/}
}