@article{1206136625,
author = {Lovelady, David Lowell},
title = {Nonoscillation in linear second order ordinary differential equations},
journal = {Hiroshima Math. J.},
volume = {5},
number = {3},
year = {1975},
pages = { 135-139},
language = {en},
url = {http://dml.mathdoc.fr/item/1206136625}
}
Lovelady, David Lowell. Nonoscillation in linear second order ordinary differential equations. Hiroshima Math. J., Tome 5 (1975) no. 3, pp. 135-139. http://gdmltest.u-ga.fr/item/1206136625/