M. Majeed, Bayde, and Ahmed Ail H. “Slopes Forms in Akre Mountain A Study in Applied Geomorphology”. College of Basic Education Research Journal 12, no. 3 (September 1, 2013): 481–516. Accessed October 26, 2025. https://stats.uomosul.edu.iq/index.php/berj/article/view/38023.