Stability analysis of a Levin-Nohel type nonlinear differential systemHocine Gabsi, Ahcéne Djoudi, Abdelouaheb ArdjouniNonlinear studies2025Article Accès ouvert
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Existence of positive periodic solutions of neutral nonlinear differential systems with variable delaysHocine Gabsi, Abdelouaheb Ardjouni, Ahcéne DjoudiOpen Journal of Mathematical AnalysisVolume 3، (2)، Pages 19-312019Article Accès ouvert
Existence of periodic solutions for two types of second-order nonlinear neutral integro-differential equations with infinite distributed mixed-delaysHocine Gabsi, Abdelouaheb Ardjouni, Ahcéne DjoudiAdvances in the Theory of Nonlinear Analysis and its ApplicationVolume 2، (4)، Pages 184-1942018Article Accès ouvert
Positive periodic solutions of second-order nonlinear neutral differential equations with variable coefficientsHocine Gabsi, Abdelouaheb Ardjouni, Ahcéne DjoudiMathematica MoravicaVolume 22، (2)، Pages 69-822018Article Accès ouvert 2