ADILAXMI, M.; BHARGAVI, D.; PHANEENDRA, K. Numerical Solution of Singularly Perturbed Differential-Difference Equations using Multiple Fitting Factors. Communications in Mathematics and Applications, [S. l.], v. 10, n. 4, p. 681–691, 2019. DOI: 10.26713/cma.v10i4.1129. Disponível em: https://www.rgnpublications.com/journals/index.php/cma/article/view/1129. Acesso em: 2 may. 2024.