1. Technology of Pumped-Storage Power Generation;Mei,2000
2. Pumped Storage;Douglas,1990
3. The development of high head single stage pump-turbines;Tanaka,1980
4. Development of high head single and double stage reversible pump-turbines;Oishi,1980
5. Unstable operation of high-head reversible pump-turbines;Pejovic,1976