@article{MAN_1958__136_160655,
     author = {H. Tietz},
     title = {\"Uber {Teilreihen} von {Potenzreihen.}},
     journal = {Mathematische Annalen},
     pages = {342--342},
     publisher = {mathdoc},
     volume = {136},
     year = {1958},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MAN_1958__136_160655/}
}