@incollection{SB_1990-1991__33__269_0, author = {Pansu, Pierre}, title = {Le flot g\'eod\'esique des vari\'et\'es riemanniennes \`a courbure n\'egative}, booktitle = {S\'eminaire Bourbaki : volume 1990/91, expos\'es 730-744}, author = {Collectif}, series = {Ast\'erisque}, note = {talk:738}, publisher = {Soci\'et\'e math\'ematique de France}, number = {201-202-203}, year = {1991}, zbl = {0753.58024}, mrnumber = {1157845}, language = {fr}, url = {http://archive.numdam.org/item/SB_1990-1991__33__269_0/} }