Ješe, Uroš, and Aleš Skotak. “REVERSIBLE PUMP-TURBINES – A STUDY OF PUMPING MODE OFF-DESIGN CONDITIONS”. Journal of Energy Technology 13, no. 2 (January 16, 2024): 37–44. Accessed January 31, 2026. https://journals.um.si/index.php/jet/article/view/3564.