Optical modelling and simulation of PV module encapsulation to improve structure and material properties for maximum energy yield - Krauter, Stefan; Grunow, Paul (Proceedings of the 4th World Conference on Photovoltaic Energy Conversion (Joint congress of IEEE/PVSEC/EUPVC), Waikoloa, Hawaii (USA), 8.–12. Mai 2006, S. 2133–2137)