Best Simultaneous Approximation in Lp(I, E). - Fathi B. Saidi; Deeb Hussein; Roshdi Khalil (J. Approx. Theory, 2002)

A new definition of fractional derivative. - Roshdi Khalil; Mohammed Al Horani; Abdelrahman Yousef; Mohammad Sababheh (J. Comput. Appl. Math., 2014)

Total fractional differentials with applications to exact fractional differential equations. - Mohammed Alhorani; Roshdi Khalil (Int. J. Comput. Math., 2018)

A Reliable Analytical Method for Solving Klein-Gordan Equation by Tensor Product Theory of Banach Spaces. - Waseem Ghazi Alshanti; Ahmad Alshanty; Bashar Aljawarneh; Roshdi Khalil (ICIT, 2023)

On α-Homogeneous Fractional Differential Equations. - Waseem Ghazi Alshanti; Ahmad Alshanty; Roshdi Khalil (ICIT, 2023)

The Invariant Subspace Problem for Separable Hilbert Spaces. - Roshdi Khalil; Abdelrahman Yousef; Waseem Ghazi Alshanti; Ma'mon Abu Hammad (Axioms, 2024)

Tensor Product Technique and Atomic Solution of Fractional Partial Differential Equations. - Ma'mon Abu Hammad; Waseem Ghazi Alshanti; Ahmad Alshanty; Roshdi Khalil (J. Appl. Math., 2024)