al-Shaykh, Hasan al-Sarim, Muhammad. 2023. "Estimating the Teaching Contact Hours Based on Fuzzy Maps : New Approach: Al-Shaykh, Hasan Al-Sarim, Muhammad". مجلة الأندلس للعلوم التطبيقية 5 (9):9. https://aust.uni.ye/journ/AJAS/article/view/730.