@incollection{SB_1995-1996__38__351_0,
     author = {Kupka, Ivan},
     title = {G\'eom\'etrie sous-riemannienne},
     booktitle = {S\'eminaire Bourbaki : volume 1995/96, expos\'es 805-819},
     series = {Ast\'erisque},
     note = {talk:817},
     pages = {351--380},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {241},
     year = {1997},
     mrnumber = {1472545},
     zbl = {0893.53013},
     language = {fr},
     url = {http://www.numdam.org/item/SB_1995-1996__38__351_0/}
}