1. Kuz’minov, Yu.S., Elektroopticheskii i nelineino-opticheskii kristall niobata litiya (Electro-Optical and Nonlinear Optical Lithium Niobate Crystals), Moscow: Nauka, 1987.
2. Sidorov, N.V., Volk, T.R., Mavrin, B.N., and Kalinnikov, V.T., Niobat litiya: defekty, fotorefraktsiya, kolebatel’nyi spektr, polyaritony (Lithium Niobate: Defects, Photorefractive Properties, Vibrational Spectrum, and Polaritons), Moscow: Nauka, 2003.
3. Volk, T. and Wohlecke, M., Lithium Niobate. Defects, Photorefraction and Ferroelectric Switching, Berlin: Springer, 2008.
4. Goulkov, M., Imlau, M., and Woike, Th., Photorefractive parameters of lithium niobate crystals from photoinduced light scattering, Phys. Rev. B: Condens. Matter Mater. Phys., 2008, vol. 77, paper 235 110.
https://doi.org/10.1103/PhysRevB.77.235110
5. Obukhovskii, V.V., Photorefractive light scattering processes in crystals, Extended Abstract of Doctoral (Phys.–Math.) Dissertation, Kiev, 1989.