Voir la notice de l'article provenant de la source Heldermann Verlag
@article{JLT_1991_1_2_a9, author = {K. H. Hofmann and W. Ruppert}, title = {Divisible {Subsemigroups} of {Lie} {Groups}}, journal = {Journal of Lie theory}, pages = {205--216}, publisher = {mathdoc}, volume = {1}, number = {2}, year = {1991}, url = {http://geodesic.mathdoc.fr/item/JLT_1991_1_2_a9/} }
K. H. Hofmann; W. Ruppert. Divisible Subsemigroups of Lie Groups. Journal of Lie theory, Tome 1 (1991) no. 2, pp. 205-216. http://geodesic.mathdoc.fr/item/JLT_1991_1_2_a9/