@incollection{SB_1983-1984__26__147_0,
     author = {Chenciner, Alain},
     title = {La dynamique au voisinage d'un point fixe elliptique conservatif : de {Poincar\'e} et {Birkhoff} \`a {Aubry} et {Mather}},
     booktitle = {S\'eminaire Bourbaki : volume 1983/84, expos\'es 615-632},
     series = {Ast\'erisque},
     note = {talk:622},
     pages = {147--170},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {121-122},
     year = {1985},
     mrnumber = {768958},
     zbl = {0582.58013},
     language = {fr},
     url = {http://www.numdam.org/item/SB_1983-1984__26__147_0/}
}