1. The development of high head single stage pump-turbines;Tanaka,1980
2. Development of high head single and double stage reversible pump-turbines;Oishi,1980
3. Electricity Power Generation: The Changing Dimensions;Tagare D,2011
4. Pumped Storage Power Generation Technique;Mei,2000
5. Unstable operation of high-head reversible pump-turbines;Pejovic,1980