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  Demircioglu, Ö.; Salas, J.; Rey, G.; Weiss, T.; Mousel, M.; Redinger, A.; Siebentritt, S.; Parisi, J.; Gütay, L.: Optical properties of Cu₂ZnSnSe₄ thin films and identification of secondary phases by spectroscopic ellipsometry. Optics Express 25 (2017), p. 5327-5340

10.1364/OE.25.005327
Open Access Version