1. Globus, M., Grinov, B., and Kim, J.K., Inorganic Scintillators for Modern and Traditional Applications. Kharkiv: Nat. Acad. Sci. Ukraine, 2005, p. 583.
2. Zhu, R.Y., Stone, H., Newman, H., Zhou, T.Q., Tan, H.R., and He, C.F., Nucl. Instr. and Meth. in Phis. Res., A 1991, vol. 302, p. 69.
3. Petrova, N.I., Ivannikova, N.V., Shlegel’, V.N., and Saprykin, A.I., Analitika i kontrol’, 2006, vol. 10, no. 2, p. 184.
4. Korzhik, M.V., Kudryavtseva, A.P., Lyubetskii, S.V., Nefedov, V.A., Novokashina, E.V., Pavlenko, V.B., and Samoilova, L.T., Zh. Prikl. Spectrosk., 1992, vol. 57, nos. 3–4, p. 299.
5. Shim, J.B., Yoshikawa, A., Nikl, M., Vedda, A., and Fukuda, T., Opt. Mater., 2003, vol. 24, p. 285.