1. I. M. Frank, Vavilov–Cherenkov Radiation: Theoretical Problems [in Russian], Nauka, Moscow (1988).
2. V. P. Zrelov, Vavilov–Cherenkov Radiation and Its Application in High-Energy Physics, Vols. 1 and 2 [in Russian], Atomizdat, Moscow (1968).
3. V. E. Pafomov, Zh. Eksp. Teor. Fiz., 32, No. 3, 610 (1957).
4. J. G. Linhart, J. Appl. Phys., 26, 527 (1957).
5. B. M. Bolotovskii, Usp. Fiz. Nauk, 75, No. 10, 295–350 (1961).