PHANEENDRA, K.; LALU, M. Gaussian Quadrature for Two-Point Singularly Perturbed Boundary Value Problems with Exponential Fitting. Communications in Mathematics and Applications, [S. l.], v. 10, n. 3, p. 447–467, 2019. DOI: 10.26713/cma.v10i3.1100. Disponível em: https://rgnpublications.com/journals/index.php/cma/article/view/1100. Acesso em: 3 jul. 2024.