Enab, Tawakol Ahmed, Hasnaa W. Taha, Mohamed A. N. Shabara, and Ahmed M. Galal. “Crack Growth Direction in Mixed Mode Loading: A Strain Energy Density Approach”. Asian Journal of Applied Sciences 6, no. 4 (August 17, 2018). Accessed April 23, 2024. https://ajouronline.com/index.php/AJAS/article/view/5404.