@article{CMH_1990__65_3_140217,
     author = {Marie-Paule Muller},
     title = {Une structure symplectique sur {R6} avec une sph\`ere lagrangienne plong\'ee et un champ de {Liouville} complet.},
     journal = {Commentarii mathematici Helvetici},
     pages = {623--663},
     publisher = {mathdoc},
     volume = {65},
     number = {3},
     year = {1990},
     zbl = {0716.53037},
     url = {http://geodesic.mathdoc.fr/item/CMH_1990__65_3_140217/}
}