1. N. D. Devyatkov and M. B. Golant, in:Electronic Technology, UHF Electronics Series [in Russian], Moscow (1982), Vol. 12 (348), pp. 46?49.
2. N. D. Devyatkov,Ibid. Electronic Technology, UHF Electronics Series [in Russian], Moscow (1987), Vol. 9 (403), pp. 60?66.
3. S. M. Zhdan-Pushkina,Fundamentals of Microorganism Culture Growth [in Russian], Leningrad (1983).
4. D. G. Kudlai,The Variability of Intestinal Bacteria [in Russian], Moscow (1954).
5. G. M. Larionov and V. D. Belyakov,Zh. Mikrobiol., No.1, 13?17 (1990).