@incollection{MALSM_2014__2__C_0,
     author = {Ren\'e de Possel},
     title = {Grandeurs idempotentes},
     booktitle = {Le S\'eminaire de math\'ematiques 1933-1934 : Th\'eorie des groupes et des alg\`ebres},
     editor = {Mich\`ele Audin},
     series = {Le S\'eminaire de math\'ematiques 1933-1939},
     note = {talk:1-C},
     pages = {1--8},
     publisher = {CEDRAM},
     number = {2},
     year = {2014},
     doi = {10.5802/mbk.4},
     language = {fr},
     url = {https://proceedings.centre-mersenne.org/articles/10.5802/mbk.4/}
}