Muhammad Gul, Hamid Khan, Ali A. The solution of fifth and sixth order linear and non linear boundary value problems by the Improved Residual Power Series Method. J. Math. Anal. Model. [Internet]. 2022 Mar. 21 [cited 2026 Apr. 30];3(1):1-14. Available from: https://www.sabapub.com/index.php/jmam/article/view/386