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@article{PIM_1952_S_S_IV_04_a7, author = {Konrad Knopp}, title = {Zwei {Abelsche} {S\"atze}}, journal = {Publications de l'Institut Math\'ematique}, pages = {89 }, publisher = {mathdoc}, volume = {_S_S_IV}, number = {04}, year = {1952}, url = {http://geodesic.mathdoc.fr/item/PIM_1952_S_S_IV_04_a7/} }
Konrad Knopp. Zwei Abelsche Sätze. Publications de l'Institut Mathématique, _S_S_IV (1952) no. 04, p. 89 . http://geodesic.mathdoc.fr/item/PIM_1952_S_S_IV_04_a7/