@article{RCM_2000_34_2_a0,
     author = {GERM\'AN E FONSECA},
     title = {Global well-posedness for two dimensional semilinear wave equations},
     journal = {Revista colombiana de matematicas},
     pages = {91--101},
     publisher = {mathdoc},
     volume = {34},
     number = {2},
     year = {2000},
     url = {http://geodesic.mathdoc.fr/item/RCM_2000_34_2_a0/}
}