SWARNAKAR, D.; KUMAR, R.; KUMAR, V. Ganesh; SOUJANYA, G.B.S.L. A Second Order Convergence Method for Differential Difference Equation with Mixed Shifts using Mixed Non-Polynomial Spline. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 117, n. 1, p. 170–186, 2025. DOI: 10.31489/2025m1/170-186. Disponível em: https://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/675. Acesso em: 2 jul. 2025.