فهرس المقالات Volterra-Fredholm integro-differential equation حرية الوصول المقاله صفحة الملخص نص كامل 1 - On the Solution of Volterra-Fredholm Integro-Differential Equation by Using New Iterative Method A. Jafarian 10.30495/ijim.2022.63781.1553 حرية الوصول المقاله صفحة الملخص نص كامل 2 - Direct method for solving nonlinear two-dimensional Volterra-Fredholm integro-differential equations by block-pulse functions Elnaz Poorfattah Akbar Jafari Shaerlar