1. D. Redfield, Enhanced photovoltaic performance of thin silicon films by multiple light passes. Proceedings of the 11th IEEE Photovoltaic Specialists Conference, Scottsdale, 1975, pp. 431–432.
2. M. Spitzer, J. Shewchun, E.S.Vera, J.J. Loferski, ultra high efficiency thin silicon p–n junction solar cells using reflecting surfaces. Proceedings of the 14th IEEE Photovoltaic Specialists Conference, San Diego, 1980, pp. 375–380.
3. A.M. Barnett, thin film solar cell comparison methodology. Proceedings of the 14th IEEE Photovoltaic Specialists Conference, San Diego, 1980, pp. 273–280.
4. J.H. Werner, R.B. Bergmann, Crystalline silicon thin film solar cells. Technical Digest International PVSEC-12, Jeju, 2001, pp. 69–72.
5. A. Goetzberger, Optical confinement in thin si-solar cells by diffuse back reflectors. Proceedings of the 15th IEEE Photovoltaic Specialists Conference Orlando, 1981, pp. 867–870.