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. Journal of Mathematical Analysis and Modeling, [S. l.], v. 3, n. 1, p. 1–14, 2022. DOI: 10.48185/jmam.v3i1.386. Disponível em: https://sabapub.com/index.php/jmam/article/view/386. Acesso em: 19 apr. 2026.