ISRAR, Muhammad; KHAN, Ilyas. Causal Physics-Informed Neural Networks for Singular and Singularly Perturbed Boundary Value Problems in Chemical Systems. Global Integrated Mathematics, [S. l.], v. 1, n. 1, p. 13–27, 2025. DOI: 10.64229/n5jjnf09. Disponível em: https://gim.gospub.com/gim/article/view/4. Acesso em: 4 feb. 2026.