@article{CMH_1936__9_138672,
     author = {A. Kienast},
     title = {Erweiterung eines {Konvergenzsatzes} von {M.} {Riesz} f\"ur {Dirichlet'sche} {Reihen.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {124--134},
     publisher = {mathdoc},
     volume = {9},
     year = {1936},
     zbl = {63.0973.01},
     url = {http://geodesic.mathdoc.fr/item/CMH_1936__9_138672/}
}