El-Sayed, Wagdy G., Ragab O. Abd El-Rahman, Sheren A. Abd El-Salam, and Asmaa A. El Shahawy. 2022. “On the Solvability of a Functional Volterra Integral Equation”. JOURNAL OF ADVANCES IN MATHEMATICS 21 (December):199-208. https://doi.org/10.24297/jam.v21i.9352.