@incollection{MALSM_2014__7__G_0,
     author = {Fr\'ed\'eric Roger},
     title = {Classification des extr\'emales (d{\textquoteright}apr\`es les travaux de {M.Morse} et prolongements)},
     booktitle = {Le S\'eminaire de math\'ematiques 1938-1939 : Calcul des variations},
     editor = {Mich\`ele Audin},
     series = {Le S\'eminaire de math\'ematiques 1933-1939},
     note = {talk:6-G},
     pages = {1--10},
     publisher = {CEDRAM},
     number = {7},
     year = {2014},
     doi = {10.5802/mbk.62},
     language = {fr},
     url = {https://proceedings.centre-mersenne.org/articles/10.5802/mbk.62/}
}