Levcenko, S.; Hages, C.J.; Hadke, S.H.; Stange, H.; Mainz, R.; Wong, L.H.; Agrawal, R.; Unold, T.: Modulation spectroscopy characterization of Cu based chalcopyrites and kesterites. In: 2018 IEEE 7th World Conference on Photovoltaic Energy Conversion (WCPEC). IEEE, 2018. - ISBN 978-1-5386-8529-7, p. 1918-1921
10.1109/PVSC.2018.8547753