1. G.M. Garibian, C. Yang, Zh. Eksp. Teor. Fiz. 61 (1971) 930 (Sov. Phys. JETP 34 (1972) 495); V.G. Baryshevsky, I.D. Feranchuk, J. Physique 44 (1983) 913
2. A. Caticha, Phys. Rev. A 40 (1989) 4322; A.P. Potylitsin, V.A. Verzilov, Phys. Lett. A 209 (1995) 380
3. See for instance, J.D. Jackson, Classical Electrodynamics, Wiley, New York, 1975; W. Panofsky, M. Philipps, Classical Electricity and Magnetism, Addison-Wesley, Reading, MA, 1962
4. See, for instance, L.D. Landau, E.M. Lifshitz, Electrodynamics of Continuous Media, Pergamon Press, Oxford, 1960
5. Theoretical interpretation of parametric X-ray spectra