1. Diffraction Optics;Turunen,1997
2. J. Zimmer, H. Stiebig, H. Wagner, Proceedings of the Second World Conference and Exhibition on Photovoltaic Solar Energy Conversion, Vienna, Austria, 1998, 944
3. Periodic light coupler gratings in amorphous thin film solar cells
4. O. Kluth, A. Löffl. S. Wieder, C. Beneking, L. Houben, B. Rech, H. Wagner, S. Waser, J.A. Selvan, H. Keppner, Proceedings of the Twenty Sixth IEEE Photovoltaic Specialist Conference, IEEE, Anaheim, CA, USA, 1997, 715
5. Microcrystalline silicon for large area thin film solar cells