EL-SAYED, A. M. A.; HASHEM, H. H. G.; ZIADA, E. A. A. PICARD AND ADOMIAN DECOMPOSITION METHODS FOR A COUPLED SYSTEM OF QUADRATIC INTEGRAL EQUATIONS. Journal of Nonlinear Analysis and Optimization: Theory & Applications (JNAO), [S. l.], v. 3, n. 2, p. 171–183, 2012. Disponível em: https://ph03.tci-thaijo.org/index.php/jnao/article/view/2669. Acesso em: 2 sep. 2026.