Asymptotic behavior of solutions of a third order nonlinear differential equation von Graef, J.R., Remili, M.

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Behavior of solutions of second order differential equations with sublinear damping von Karsai, J., Graef, J.R.

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On the oscillation of higher order delay differential equations von Baculikova, B., Dzurina, J., Graef, J.R.

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