1. M. P. Petrov, S. I. Stepanov, and A. V. Khomenko, Photorefractive Crystals in Coherent Optics (Nauka, St. Petersburg, 1992) [in Russian].
2. L. Solymar, D. J. Webb, and A. Grunnet-Jepsen, The Physics and Applications of Photorefractive Materials (Clarendon Press, Oxford, 1996).
3. S. M. Shandarov, V. M. Shandarov, A. E. Mandel’, and N. I. Burimov, Photorefractive Effects in Electrooptical Crystals (TUSUR, Tomsk, 2007) [in Russian].
4. V. V. Shepelevich, Holography in Photorefractive Optically Active Crystals (Izdat. Tsentr BGU, Minsk, 2012) [in Russian].
5. E. Shamonina, M. Mann, K. H. Ringhofer, A. Kiessling, and R. Kowarschik, Opt. Quant. Electron. 28, 25 (1996).