1. V. N. Baier, V. M. Katkov, and V. M. Strakhovenko, Electromagnetic Processes under High Energy in Oriented Single Crystals (Nauka, Novosibirsk, 1989).
2. A. I. Akhiezer and N. F. Shul’ga, Electrodynamics of High Energies in Matter (Nauka, Moscow, 1993).
3. V. V. Beloshitsky and F. F. Komarov, Phys. Rep. 93(3), 117 (1982).
4. A. H. Sorensen, Nucl. Instrum. Methods Phys. Res. B 119, 1 (1996).
5. V. I. Ritus, Tr. Fiz. Inst. Akad. Nauk SSSR 111, 5 (1979).