1. Construction experience with a 300 kW PV plant in Austin, Texas;Hoffner,1987
2. Tracking versus fixed flat-plate arrays: Experimental results of one year's operation at the Adrano pilot plant;Guastella,1988
3. Economic comparison of solar power electricity generating systems;Klaiß,1989
4. Carrisa Plains photovoltaic power plant 1984–1987 performance;Summer,1988
5. Daily insolation on surfaces tilted toward the equator;Liu;ASHRAE Journal,1961