“The Effect of Curvature Ratio on Flow Structureand Fluids Mixing in 90o Bent Square Duct”. Journal of University of Babylon for Engineering Sciences 28, no. 2 (November 1, 2020): 144–159. Accessed May 25, 2025. https://www.journalofbabylon.com/index.php/JUBES/article/view/3231.