Abdurrahman Braham Albania, Haifa. “The Effect of Peer Teaching Strategy on the Acquisition of Some by Mathematical Concepts Special Education Pupils”. College of Basic Education Research Journal 17, no. 2 (July 1, 2021): 244–279. Accessed October 26, 2025. https://moss.uomosul.edu.iq/index.php/berj/article/view/38890.