فهرست مقالات Integral equations of the firs دسترسی آزاد مقاله صفحه چکیده متن کامل 1 - Homotopy approximation technique for solving nonlinear Volterra-Fredholm integral equations of the first kind Sh. Sadigh Behzadi دسترسی آزاد مقاله صفحه چکیده متن کامل 2 - Homotopy approximation technique for solving nonlinear Volterra-Fredholm integral equations of the first kind SH. Sadigh ‎Behzadi