Kaewkhiaw, Prachakon. “CFD Investigation on Steady and Unsteady Performances of Contra-Rotating Propellers”. Journal of Naval Architecture and Marine Engineering 15, no. 2 (December 26, 2018): 91–105. Accessed September 3, 2025. https://www.banglajol.info/index.php/JNAME/article/view/36225.