Springer, J.; Dittkrist, T.; Hrunski, D.; Pantförder, J.; Bönisch, S.; Bergmann, T.; Lindner, F.; Katzung, A.; Rittner, J.; Schöne, F.; Vouters, M.; Hesse, R.; Liebschner, T.; Stannowski, B.; Klemm, U.; Brammer, T.; Hänel, T.; Rech, B.: Progress of a-Si:H/μc-Si:H Tandem Solar Module Production on Substrate Size of 2,60 x 2,20 m2 at Sunfilm. In: De Santi, G.F. [u.a.] [Eds.] : De Santi, G.F. [u.a.] [Eds.] : 25th European Photovoltaic Solar Energy Conference and Exhibition / 5th World Conference on Photovoltaic Energy Conversion, 6-10 September 2010, Valencia, Spain. EU PVSEC. Munich: WIP, 2010. - ISBN 3-936338-26-4, p. 2896-2898