@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/}
}