Loan, Pham Thi Kim, and Bui Van Ga. “3D Unsteady Turbulent Flow Analysis in a Francis Turbine Runner at Nominal and off-Design Operating Conditions”. <i>Vietnam Journal of Mechanics</i> 26, no. 3 (August 1, 2004): 148–156. Accessed November 9, 2025. https://vjmech.vast.vn/vjmech/article/view/5699.