1. A. Andriesh, M. Bertolotti, Physics and Applications of Non-crystalline Semiconductors in Optoelectronics. (Springer Science and Business Media, Berlin, 2012)
2. M. Iovu, D. Harea, I. Cojocaru, E. Colomeico, A. Prisacari, V. Ciorba, J. Optoelectron. Adv. Mater. 9, 3138–3142 (2007)
3. M.S. El-Bana, R. Bohdan, S.S. Fouad, J. Alloy. Compd. 686, 115–121 (2016)
4. D. Lezal, J. Zavadil, M. Prochazka, J Optoelectron. Adv. Mater. 7, 2281–2291 (2005)
5. S. Charnovych, S. Kokenyesi, G. Glodán, A. Csik, Thin Solid Films 519, 4309–4312 (2011)