@article{00981723,
title = {Oscillation criteria for second order linear differential equations with damping.},
journal = {Journal of Applied Analysis},
volume = {2},
year = {1996},
pages = {105-118},
doi = {10.1515/JAA.1996.105},
zbl = {0870.34036},
language = {en},
url = {http://dml.mathdoc.fr/item/00981723}
}
Liu, Wei-Ling; Li, Horng-Jaan. Oscillation criteria for second order linear differential equations with damping.. Journal of Applied Analysis, Tome 2 (1996) pp. 105-118. doi : 10.1515/JAA.1996.105. http://gdmltest.u-ga.fr/item/00981723/