1. Bethe, H. and Heitier, W. (1934) On stopping of fast particles and on creation of positive electrons, Proc. Roy. Soc.
146, 83–85.
2. Bethe, H. (1934) The screening influence on the creation of stopping of electrons, Proc. Cambridge Philos.
30, 524–535.
3. Amusia, M., Buimistrov, V., Zon, B., Tsytovich, V., Astapenko. V, Kleiman. E, Korol’, A., Krotov, Yu., Kukushkin, A., Lisitsa, V., Oiringel. L., Soloviev. A, Kogan, V. (1992) Polarization Brems Strahlung of Particles and Atoms, Plenum Press, New York.
4. Ter-Mikaelian, M. (1972) High Energy Electromagnetic Processes in Condensed Media, Wiley, New York.
5. Landau, L. and Pomeranchuk, I. (1953) Applicability of the theory of bremsstrahlung and pair creation for high energies, Dokl. Akad. Nauk USSR
92, 535–537.