@incollection{SB_1974-1975__17__111_0, author = {Chazarain, Jacques}, title = {Spectre des op\'erateurs elliptiques et flots hamiltoniens}, booktitle = {S\'eminaire Bourbaki : vol. 1974/75, expos\'es 453-470}, author = {Collectif}, series = {S\'eminaire Bourbaki}, note = {talk:460}, publisher = {Springer-Verlag}, number = {17}, year = {1976}, zbl = {0338.58017}, mrnumber = {445564}, language = {fr}, url = {http://www.numdam.org/item/SB_1974-1975__17__111_0/} }