@incollection{AST_1984__113-114__179_0, author = {F\'elix, Y.}, title = {Cat\'egorie {L.S.} et invariant e}, booktitle = {Homotopie alg\'ebrique et alg\`ebre locale}, series = {Ast\'erisque}, pages = {179--182}, publisher = {Soci\'et\'e math\'ematique de France}, number = {113-114}, year = {1984}, mrnumber = {749054}, zbl = {0547.55007}, language = {fr}, url = {http://archive.numdam.org/item/AST_1984__113-114__179_0/} }