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@article{MZ_1970__114_171309, author = {Helmut Pommer}, title = {Subnormalit\"at in topologischen {Gruppen.}}, journal = {Mathematische Zeitschrift}, pages = {194--200}, publisher = {mathdoc}, volume = {114}, year = {1970}, zbl = {0179.32902}, url = {http://geodesic.mathdoc.fr/item/MZ_1970__114_171309/} }
Helmut Pommer. Subnormalität in topologischen Gruppen.. Mathematische Zeitschrift, Tome 114 (1970), pp. 194-200. http://geodesic.mathdoc.fr/item/MZ_1970__114_171309/