UAT tension B-spline collocation method for solving a class of singularly perturbed convection-diffusion problems. Gulf Journal of Mathematics, [S. l.], v. 21, n. 2, p. 343–365, 2025. DOI: 10.56947/gjom.v21i2.3671. Disponível em: https://www.gjom.org/index.php/gjom/article/view/3671. Acesso em: 20 aug. 2026.