@article{SEDP_1993-1994____A12_0,
     author = {B\"attig, D.},
     title = {La g\'eom\'etrie symplectique de l'espace des phases de l'\'equation de {KdV} p\'eriodique},
     journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique) dit aussi "S\'eminaire Goulaouic-Schwartz"},
     note = {talk:11},
     pages = {1--10},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     year = {1993-1994},
     language = {fr},
     url = {http://archive.numdam.org/item/SEDP_1993-1994____A12_0/}
}