Attaweel، M. E.، و Lahwal، A. M. (2022). Application of Sawi Transform for Solving Systems of Volterra Integral Equations and Systems of Volterra Integro-Differential Equations. مجلة التربوي، ع20 ، 400 - 405. مسترجع من http://search.mandumah.com/Record/1249362
Attaweel، Mohammed Ebraheem، و Abdulah Matug Lahwal. "Application of Sawi Transform for Solving Systems of Volterra Integral Equations and Systems of Volterra Integro-Differential Equations." مجلة التربوي ع20 (2022): 400 - 405. مسترجع من http://search.mandumah.com/Record/1249362