Mansouri, Bouzid; Ardjouni, Abdelouaheb; Djoudi, Ahcene Periodic and asymptotically periodic solutions for neutral nonlinear coupled Volterra integro-differential systems with two variable delays. (English) Zbl 1484.45008 Bull. Inst. Math., Acad. Sin. (N.S.) 16, No. 4, 339-366 (2021). MSC: 45J05 45M15 45D05 34K13 34K40 PDFBibTeX XMLCite \textit{B. Mansouri} et al., Bull. Inst. Math., Acad. Sin. (N.S.) 16, No. 4, 339--366 (2021; Zbl 1484.45008) Full Text: DOI
Ardjouni, Abdelouaheb; Rezaiguia, Ali; Djoudi, Ahcene Existence of positive periodic solutions for two types of second-order nonlinear neutral differential equations with infinite distributed delay. (English) Zbl 1332.34108 J. Appl. Math. Comput. 47, No. 1-2, 291-314 (2015). Reviewer: Zhanyuan Hou (London) MSC: 34K13 34K40 47N20 PDFBibTeX XMLCite \textit{A. Ardjouni} et al., J. Appl. Math. Comput. 47, No. 1--2, 291--314 (2015; Zbl 1332.34108) Full Text: DOI
Ardjouni, Abdelouaheb; Djoudi, Ahcene Existence, uniqueness and positivity of solutions for a neutral nonlinear periodic differential equation. (English) Zbl 1319.34138 Comput. Appl. Math. 34, No. 1, 17-27 (2015). MSC: 34K40 34K13 47N20 PDFBibTeX XMLCite \textit{A. Ardjouni} and \textit{A. Djoudi}, Comput. Appl. Math. 34, No. 1, 17--27 (2015; Zbl 1319.34138) Full Text: DOI