@article{GDZPPN002231263,
title = {Global smooth solutions to a class of semilinear wave equations with strong nonlinearities.},
journal = {Manuscripta mathematica},
volume = {67},
year = {1990},
pages = {71-92},
zbl = {0722.35058},
url = {http://dml.mathdoc.fr/item/GDZPPN002231263}
}
Pecher, Harmut. Global smooth solutions to a class of semilinear wave equations with strong nonlinearities.. Manuscripta mathematica, Tome 67 (1990) pp. 71-92. http://gdmltest.u-ga.fr/item/GDZPPN002231263/