Spline Finite Difference Methods and Their Extrapolation for Singular Two-Point Boundary Value Problems. Journal of Computational Mathematics, [S. l.], v. 11, n. 4, p. 289–296, 2021. Disponível em: https://gsp.tricubic.dev/JCM/article/view/11111. Acesso em: 14 mar. 2026.