Mohamed Abdalla Almheriegh. “Linear Strain Triangle Mathematics: Stiffness, Stress and Consistent Load Vector”. American Scientific Research Journal for Engineering, Technology, and Sciences 83, no. 1 (October 9, 2021): 1–11. Accessed June 15, 2024. https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/7074.