@incollection{MSMF_1976__46__13_0,
     author = {Ouzilou, Ren\'e},
     title = {Structures symplectiques faibles et int\'egrabilit\'e globale de certains syst\`emes hamiltoniens},
     booktitle = {Journ\'ees sur la g\'eom\'etrie de la dimension infinie (Lyon, 1975)},
     series = {M\'emoires de la Soci\'et\'e Math\'ematique de France},
     pages = {13--28},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {46},
     year = {1976},
     doi = {10.24033/msmf.182},
     mrnumber = {55 #4279},
     zbl = {0347.58006},
     url = {http://www.numdam.org/articles/10.24033/msmf.182/}
}