Huseen SN, Tayih AS. Series Solutions of Delay Integral Equations via a Modified Approach of Homotopy Analysis Method. Iraqi Journal of Science [Internet]. 2021 Nov. 30 [cited 2025 Dec. 9];62(11):4006-18. Available from: https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/3352