@article{GDZPPN002430681,
title = {The Global Cauchy Problem for the Non Linear Klein-Gordon Equation.},
journal = {Mathematische Zeitschrift},
volume = {189},
year = {1985},
pages = {487-506},
zbl = {0549.35108},
url = {http://dml.mathdoc.fr/item/GDZPPN002430681}
}
Ginibre, J.; Velo, G. The Global Cauchy Problem for the Non Linear Klein-Gordon Equation.. Mathematische Zeitschrift, Tome 189 (1985) pp. 487-506. http://gdmltest.u-ga.fr/item/GDZPPN002430681/