Grandeurs idempotentes
Séminaire de Mathématiques dit de Julia, Volume 1 (1933-1934), Talk no. 3, 11 p.
@article{SMJ_1933-1934__1__A3_0,
     author = {de Possel, R.},
     title = {Grandeurs idempotentes},
     journal = {S\'eminaire de Math\'ematiques dit de Julia},
     publisher = {\'Ecole Normale Sup\'erieure},
     volume = {1},
     year = {1933-1934},
     note = {talk:3},
     language = {fr},
     url = {http://www.numdam.org/item/SMJ_1933-1934__1__A3_0}
}
de Possel, R. Grandeurs idempotentes. Séminaire de Mathématiques dit de Julia, Volume 1 (1933-1934) Talk no. 3, 11 p. http://www.numdam.org/item/SMJ_1933-1934__1__A3_0/