@article{PM_1989_1989_1_a15,
     author = {Alcalde Cuesta, Fernando and Dazord, Pierre and Hector, Gilbert},
     title = {Sobre la integraci\'on simpl\'ectica de la estructura de {Poisson} singular {\ensuremath{\Lambda}} = (x2 + y2) \ensuremath{\partial}/\ensuremath{\partial}x {\ensuremath{\Lambda}} \ensuremath{\partial}/\ensuremath{\partial}y de {R2.}},
     journal = {Publicacions matem\`atiques},
     pages = {411-415},
     publisher = {mathdoc},
     volume = {33},
     number = {3},
     year = {1989},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/PM_1989_1989_1_a15/}
}