@article{01753220,
title = {An inequality of the 1-D Klein-Gordon equation with a time-varying parameter.},
journal = {JIPAM. Journal of Inequalities in Pure \& Applied Mathematics [electronic only]},
volume = {3},
year = {2002},
zbl = {0991.35014},
language = {en},
url = {http://dml.mathdoc.fr/item/01753220}
}
Pranoto, Iwan. An inequality of the 1-D Klein-Gordon equation with a time-varying parameter.. JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only], Tome 3 (2002) . http://gdmltest.u-ga.fr/item/01753220/