@article{IM_1991__104_1_143897,
     author = {Julien Duval},
     title = {Canvexit\'e rationnelle des surfaces lagrangiennes.},
     journal = {Inventiones mathematicae},
     pages = {581--600},
     publisher = {mathdoc},
     volume = {104},
     number = {1},
     year = {1991},
     zbl = {0699.32008},
     url = {http://geodesic.mathdoc.fr/item/IM_1991__104_1_143897/}
}