1. Batteries for solar electricity;Jensen,1979
2. Rate and penetration analyses, the impact of distributed photovoltaic power systems within the utility grid system;Tabor,1980
3. Inter-connection of on site photovoltaic generation with the electric utility-site owner concerns;Stiller,1980
4. Energy storage in grid-connected applications;Jones,1980
5. The regulation of an electricity supply system including wind energy generators;Sorensen,1978