Voir la notice de l'article provenant de la source Heldermann Verlag
@article{JLT_1992_2_1_a6, author = {A. Eggert}, title = {Extending the {Campbell-Hausdorff} {Multiplication}}, journal = {Journal of Lie theory}, pages = {059--062}, publisher = {mathdoc}, volume = {2}, number = {1}, year = {1992}, url = {http://geodesic.mathdoc.fr/item/JLT_1992_2_1_a6/} }
A. Eggert. Extending the Campbell-Hausdorff Multiplication. Journal of Lie theory, Tome 2 (1992) no. 1, pp. 059-062. http://geodesic.mathdoc.fr/item/JLT_1992_2_1_a6/