Gli Autori provano alcuni nuovi criteri sufficienti, indipendenti da altri criteri da loro ottenuti in precedenza, perché gli integrali dell'equazione siano tutti non oscillatori.
@article{RLINA_1975_8_59_6_694_0,
author = {John R. Graef and Paul W. Spikes},
title = {Nonoscillation theorems for forced second order non linear differential equations},
journal = {Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Rendiconti},
volume = {59},
year = {1975},
pages = {694-701},
zbl = {0415.34033},
mrnumber = {0486797},
language = {en},
url = {http://dml.mathdoc.fr/item/RLINA_1975_8_59_6_694_0}
}
Graef, John R.; Spikes, Paul W. Nonoscillation theorems for forced second order non linear differential equations. Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Rendiconti, Tome 59 (1975) pp. 694-701. http://gdmltest.u-ga.fr/item/RLINA_1975_8_59_6_694_0/
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