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@article{MZ_1973__134_171981, author = {Hans-Joachim Baues}, title = {Der {Pontryagin-Ring} von {Quotienten} eines {Torus.}}, journal = {Mathematische Zeitschrift}, pages = {221--228}, publisher = {mathdoc}, volume = {134}, year = {1973}, zbl = {0269.57004}, url = {http://geodesic.mathdoc.fr/item/MZ_1973__134_171981/} }
Hans-Joachim Baues. Der Pontryagin-Ring von Quotienten eines Torus.. Mathematische Zeitschrift, Tome 134 (1973), pp. 221-228. http://geodesic.mathdoc.fr/item/MZ_1973__134_171981/