1. R. C. Weast (ed.), CRC Handbook of Chemistry and Physics, 62nd Edn, p. F–163, 1982.
2. Strategies Unlimited Report M-34, Silicon Materials for Photovoltaics, July 1991.
3. Semiconductor Silicon Crystal Technology, pp. 146–153, Academic Press, New York, 1989.
4. , , , , and , Proc. 11th European Photovoltaic Solar Energy Conference, 1992, pp. 405–407.
5. Several papers are published in the various photovoltaic conference proceedings. For example, and , Proc. 23rd IEEE Photovoltaic Specialists Conference, 1993, pp. 8–13.