1. Souza, F.L., Gomes, J.W., Bueno, P.R. et al., Mater. Chem. Phys., 2003, vol. 80, pp. 512–516.
2. Hasanli, Sh.M., Samadova, U.F., and Harirchi, F., Int. J. Adv. Res. Phys. Sci., 2015, vol. 2, no. 6, pp. 30–34.
3. Valeev, Kh.S. and Kvaskov, V.B., Nelineinye metallooksidnye poluprovodniki (Nonlinear Metal Oxide Semiconductors), Moscow: Energoizdat, 1983.
4. Gasanly, Sh.M., Imanova, A.Ya., and Samedova, U.F., Surf. Eng. Appl. Electrochem., 2010, vol. 46, no. 2, pp. 165–168.
5. Magerramov, A.M., Mamedova, R.L., Ismailov, I.M., and Bagirbekov, Kh.V., Tech. Phys., 2017, vol. 62, no. 9, pp. 1377–1380.