F. J. AL-SALEHI, B.; برهان. An Approximate Solution of Non-Linear System of Volterra Integral Equation. AL-Rafidain Journal of Computer Sciences and Mathematics, [S. l.], v. 5, n. 1, p. 11–19, 2025. Disponível em: https://rjps.uomosul.edu.iq/index.php/csmj/article/view/20071. Acesso em: 3 aug. 2025.