1. Power/energy;Wollard;IEEE Spectrum,1989
2. The effect of photovoltaic systems on utility operations;Thomas,1984
3. Load-following and spinning reserve penalties for intermittent generation;Lee;IEEE Trans.,1981
4. U.S. program to develop superconducting magnetic energy storage;Schoenung,1988
5. 30-MJ superconducting magnetic energy storage system for electric utility transmission stabilization;Rogers,1983