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• ilie.mousa اسـتفاده از تجزیـه و تحلیـل تقـارن لـی بـرای معـادلات دیفرانسـیل جزئـی مرتبـه دوم [ Vol.9, Issue 2 - Spring Year 2017]
• Issa.Kazeem Shifted Chebyshev approach for the solution of delay Fredholm and Volterra integro-differential equations via perturbed Galerkin method [ Vol.11, Issue 2 - Spring Year 2019]
• Issa.Kazeem Numerical solution of integro-differential equations via pertubed-Gegenbauer, Jacobi polynomials and Galerkin method [ Vol.15, Issue 1 - Winter Year 2023]