Guc, M.; Neuschitzer, M.; Hariskos, D.; Bauer, A.; Witte, W.; Hempel, W.; Calvo-Barrio, L.; Pistor, P.; Perez-Rodriguez, A.; Izquierdo-Roca, V. "Raman scattering quantitative assessment of the anion composition ratio in Zn(O,S) layers for Cd-free chalcogenide-based solar cells" RSC Advances 6, 29, pp. 24536 - 24542. 2016 DOI: 10.1039/c5ra26261e