@incollection{MALSM_2014__5__B_0, author = {Henri Cartan}, title = {Syst\`emes de {Pfaff}}, booktitle = {Le S\'eminaire de math\'ematiques 1936-1937 : Travaux d{\textquoteright}\'Elie Cartan}, editor = {Mich\`ele Audin}, series = {Le S\'eminaire de math\'ematiques 1933-1939}, note = {talk:4-B}, pages = {1--17}, publisher = {CEDRAM}, number = {5}, year = {2014}, doi = {10.5802/mbk.36}, language = {fr}, url = {https://proceedings.centre-mersenne.org/articles/10.5802/mbk.36/} }