SahraouiF., and OuahabА. “Existence and Compactness of Solution of Semilinear Integro-Differential Equations With Finite Delay”. Ukrains’kyi Matematychnyi Zhurnal, Vol. 74, no. 9, Nov. 2022, pp. 1231 -55, doi:10.37863/umzh.v74i9.7106.