@incollection{AST_1995__232__121_0,
     author = {de la Harpe, Pierre},
     title = {Operator algebras, free groups and other groups},
     booktitle = {Recent advances in operator algebras - Orl\'eans, 1992},
     series = {Ast\'erisque},
     pages = {121--153},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {232},
     year = {1995},
     zbl = {0846.46039},
     mrnumber = {1372530},
     language = {en},
     url = {http://www.numdam.org/item/AST_1995__232__121_0/}
}