Quang Khanh, Do, and Le Phuoc Hao. “HYDRAULIC FRACTURE ANALYSIS IN THE WELL USING BARSOUM’S SINGULARITY ELEMENTS”. VNUHCM Journal of Science and Technology Development 1, no. 6 (June 30, 1998): 42-49. Accessed June 3, 2025. https://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/3739.