@incollection{AST_1980__80__85_0,
     author = {Lichnerowicz, Andre},
     title = {Les alg\`ebres formelles associ\'ees \`a une vari\'et\'e symplectique et leurs automorphismes},
     booktitle = {Analyse sur les vari\'et\'es (Metz, 1979)},
     series = {Ast\'erisque},
     pages = {85--96},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {80},
     year = {1980},
     mrnumber = {620173},
     zbl = {0472.58011},
     language = {fr},
     url = {http://www.numdam.org/item/AST_1980__80__85_0/}
}