Muhammed, Bnar Hassan, و Kameran Taher Saed, trans. "Characteristics of Advancement and Its Reflection on Advancement Signs in Kalar City". Twejer Journal 7, no. 4 (يناير 15, 2025): 952–986. تاريخ الوصول سبتمبر 24, 2026. https://journals.soran.edu.iq/index.php/Twejer/article/view/1411.