Wang-Ball Polynomials for the Numerical Solution of Singular Ordinary Differential Equations. Iraqi Journal of Science, [S. l.], v. 62, n. 3, p. 941–949, 2021. DOI: 10.24996/ijs.2021.62.3.24. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/1946.. Acesso em: 27 apr. 2024.