@incollection{SB_1983-1984__26__279_0,
     author = {Laudenbach, Fran\c{c}ois},
     title = {Les 2-sph\`eres de $\mathbb {R}^3$ vues par {A.} {Hatcher} et la conjecture de {Smale} $Diff(S^3) \sim 0(4)$},
     booktitle = {S\'eminaire Bourbaki : volume 1983/84, expos\'es 615-632},
     series = {Ast\'erisque},
     note = {talk:629},
     pages = {279--293},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {121-122},
     year = {1985},
     zbl = {0569.57019},
     language = {fr},
     url = {http://www.numdam.org/item/SB_1983-1984__26__279_0/}
}