@article{1077376067,
author = {Nehari, Zeev},
title = {Non-oscillation criteria for $n$-${\rm th}$ order linear differential equations},
journal = {Duke Math. J.},
volume = {32},
number = {1},
year = {1965},
pages = { 607-615},
language = {en},
url = {http://dml.mathdoc.fr/item/1077376067}
}
Nehari, Zeev. Non-oscillation criteria for $n$-${\rm th}$ order linear differential equations. Duke Math. J., Tome 32 (1965) no. 1, pp. 607-615. http://gdmltest.u-ga.fr/item/1077376067/