M. Abdullah, Ahmed. “Comparison the Values of Stresses for the Mode I Stress Intensity Factor for a Double Edge Cracked Tension (Isotropic & Orthotropic) Plates-Eng”. Al-Rafidain Engineering Journal (AREJ) 21, no. 4 (August 28, 2013): 14–28. Accessed August 8, 2025. https://ojs.uomosul.edu.iq/index.php/arej/article/view/27140.