CENGIZCI, Süleyman; KUMAR, Devendra; ATAY, Mehmet Tarık. A semi-analytic method for solving singularly perturbed twin-layer problems with a turning point. Mathematical Modelling and Analysis, [S. l.], v. 28, n. 1, p. 102–117, 2023. DOI: 10.3846/mma.2023.14953. Disponível em: https://journals.vilniustech.lt/index.php/MMA/article/view/14953. Acesso em: 2 jun. 2025.