1. Wood Allen J, Wollenberg Bruce F. Power Generation, Operation and Control. New York, U.S.A., 1996.
2. Farmer BK, Wenger HJ, Hoff TE, Whitaker CM. Performance and Value Analysis of the Kerman 500 kW Photovoltaic Power Plant. Proceedings of the 57th Annual Meeting of the American Power Conference, Chicago, IL, April 1995.
3. Wenger HJ, Hoff T, Farmer BK. Verifying the Value of Grid-Support Photovoltaics: Final Results from the PVUSA Project at Kerman; 1st World Conference on Photovoltaic Energy Conversion, Waikoloa, HI, December 1994.
4. Wenger HJ, Hoff T, Shugar DS, Farmer BK. PVUSA 500 kW Grid-Support Photovoltaic Project: Interim Results on Vale. Proceedings of the 12th European Photovoltaic Conference, Amsterdam, Holland, April 1994. See also http:z.urule;z.urule;www-leland.stanford.eduz.urule;∼tomhoffz.urule;cv.htm#conference.