A. M. A. El-Sayed, Fatma. M. Gaafar, R. O. Abd-El-Rahman, & M. M. El-Haddad. (2016). Existence of solutions of \(q\)-functional integral equations with deviated argument. Malaya Journal of Matematik, 4(03), 373–379. https://doi.org/10.26637/mjm403/004