Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{COMIM_2000__8_1_a8, author = {\v{S}marda, Bohumil}, title = {Inner product in $l$-groups}, journal = {Communications in Mathematics}, pages = {89--95}, publisher = {mathdoc}, volume = {08}, number = {1}, year = {2000}, mrnumber = {1800225}, zbl = {1021.06008}, language = {en}, url = {http://geodesic.mathdoc.fr/item/COMIM_2000__8_1_a8/} }
Šmarda, Bohumil. Inner product in $l$-groups. Communications in Mathematics, Tome 08 (2000) no. 1, pp. 89-95. http://geodesic.mathdoc.fr/item/COMIM_2000__8_1_a8/