1. Brogren M., Rönnelid M. and Karlsson B. (2000) PV–thermal hybrid low concentrating CPC module, Proceedings 16th EUPVSEC, Glasgow.
2. Stability of antireflection coatings for large area glazing;Chinyama;Solar Energy,1993
3. Silicon Solar cells — Advanced Principles & Practice;Green,1995
4. Hellström B., Adsten M., Nostell P., Wäckelgård E. and Karlsson B., (2000) The impact of optical and thermal properties on the performance of flat plate solar collectors, presented at the Eurosun 2000 Conference, Copenhagen.