Abushanaf Almabrok, A. (2023) "Impacts of U and Inverted U-Bends on Vertical Gas-Liquid Two-Phase Fluids", International Journal of Engineering Research, 2(1), ص 1–14. موجود في: https://journal.su.edu.ly/index.php/ijer/article/view/1290 (تاريخ الوصول: 11 أبريل 2025).