@article{MAN_1994__299_4_165225,
     author = {Geng Xu},
     title = {Curves in {P{\texttwosuperior}} and symplectic packings.},
     journal = {Mathematische Annalen},
     pages = {609--614},
     publisher = {mathdoc},
     volume = {299},
     number = {4},
     year = {1994},
     zbl = {0805.53033},
     url = {http://geodesic.mathdoc.fr/item/MAN_1994__299_4_165225/}
}