Sallam SSG, Saeed RM. The Effectiveness of the Electronic Collabortion Learning for Developing the Mathematical Proficiency among Pre-service Mathematics Teachers. JEPS [Internet]. 2023 Apr. 29 [cited 2025 Dec. 20];7(14):16-32. Available from: https://www.ajsrp.ojsexpert.com/index.php/jeps/article/view/6364