Sufficient and necessary conditions for oscillation of nth-order differential equation with retarded argument.
Cheng, Jin-Fa ; Chu, Yu-Ming
Journal of Inequalities and Applications [electronic only], Tome 2009 (2009), / Harvested from The Electronic Library of Mathematics
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Publié le : 2009-01-01
DOI : https://doi.org/10.1155/2009/892936
EUDML-ID : urn:eudml:doc:231783 
@article{05689880,
     title = {Sufficient and necessary conditions for oscillation of },
     journal = {Journal of Inequalities and Applications [electronic only]},
     volume = {2009},
     year = {2009},
     doi = {10.1155/2009/892936},
     zbl = {1198.34131},
     language = {en},
     url = {http://dml.mathdoc.fr/item/05689880}
}

Cheng, Jin-Fa; Chu, Yu-Ming. Sufficient and necessary conditions for oscillation of . Journal of Inequalities and Applications [electronic only], Tome 2009 (2009) . doi : 10.1155/2009/892936. http://gdmltest.u-ga.fr/item/05689880/