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@article{MAN_1990__287_1_164712, author = {Hermann Heineken}, title = {Products of finite nilpotent groups.}, journal = {Mathematische Annalen}, pages = {643--652}, publisher = {mathdoc}, volume = {287}, number = {1}, year = {1990}, zbl = {0687.20013}, url = {http://geodesic.mathdoc.fr/item/MAN_1990__287_1_164712/} }
Hermann Heineken. Products of finite nilpotent groups.. Mathematische Annalen, Tome 287 (1990) no. 1, pp. 643-652. http://geodesic.mathdoc.fr/item/MAN_1990__287_1_164712/