@article{CRMATH_2003__336_4_341_0,
     author = {Jean-Yves Welschinger},
     title = {Invariants of real rational symplectic 4-manifolds and lower bounds in real enumerative geometry},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {341--344},
     publisher = {Elsevier},
     volume = {336},
     number = {4},
     year = {2003},
     doi = {10.1016/S1631-073X(03)00059-1},
     language = {en},
}