1. Performance of Silicon Solar Cells at High Levels of Solar Radiation;Pfeiffer;Trans. ASME,1962
2. Performance of Photovoltaic Cells at High Radiation Levels;Pfeiffer;Trans. ASME,1963
3. P. Schoffer, “High Power Density Solar Photovoltaic Conversion,” 18th Annual Proceedings Power Sources Conference.
4. Heat Transmission;McAdams,1954