1. R. Daniele et al., http://www.intechopen.com/books/wide-spectra-of-quality-control/quality-control-and-characterization-ofscintillating-crystals-for-high-energy-physics-and-medical-a .
2. I. L. Shul’pina et al., Fiz. Tverd. Tela 54(7), 1264 (2012).
3. M. Alshourbagy, Development of Single Crystal Fibers for Optical, Scintillation and Mechanical Applications (Ph.D. dissertation) (Università di Pisa, 2005).
4. S. Wildermuth et al., http//:dx.doi.org/10.1155/2013/650572 .
5. V. L. Indenbom, I. S. Zhitomirskii, and T. S. Chebanova, Kristallografiya 18(1), 39 (1973).