Sabri Ahmad, Ghufran. “The Differences Between Upper Paleolithic and Epipaleolithic (Environment, Settlement Patterns, Subsistence, Technology)”. Adab Al-Rafidayn 44, no. 69 (January 1, 2000): 203–212. Accessed October 2, 2025. https://jcis.uomosul.edu.iq/index.php/radab/article/view/33567.