Lower bounds and positivity conditions for Green's functions to second order differential-delay equations.
Gil', M.I.
Electronic Journal of Qualitative Theory of Differential Equations [electronic only], Tome 2009 (2009), / Harvested from The Electronic Library of Mathematics
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Publié le : 2009-01-01
EUDML-ID : urn:eudml:doc:223050 
@article{05703112,
     title = {Lower bounds and positivity conditions for Green's functions to second order differential-delay equations.},
     journal = {Electronic Journal of Qualitative Theory of Differential Equations [electronic only]},
     volume = {2009},
     year = {2009},
     zbl = {1201.34099},
     language = {en},
     url = {http://dml.mathdoc.fr/item/05703112}
}

Gil', M.I. Lower bounds and positivity conditions for Green's functions to second order differential-delay equations.. Electronic Journal of Qualitative Theory of Differential Equations [electronic only], Tome 2009 (2009) . http://gdmltest.u-ga.fr/item/05703112/