@article{MOMA_1949__53_176810,
     author = {Lothar Koschmieder},
     title = {Verallgemeinerte {Ableitungen} und hypergeometrische {Funktionen.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {169--183},
     publisher = {mathdoc},
     volume = {53},
     year = {1949},
     zbl = {0040.03402},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1949__53_176810/}
}