1. E. F. Zimin and E. S. Kochanov, Measurement of Electric and Magnetic Field Strengths in Conducting Media (Energoatomizdat, Moscow, 1985) [in Russian].
2. P. P. Kremlevskii, Flowmeters and Amount Counters. Reference Book, 4th Ed. (Mashinostroenie, Leningrad, 1989) [in Russian].
3. S. L. Bernstain, M. L. Barrouz, J. E. Evans, et al., Proc. IEEE 62, 292–312 (1974).
4. V. A. Tyagai, Elektrokhimiya 10 (1), 3 (1974).
5. V. V. Akindinov, I. V. Lishin, and V. G. Maksimenko, Radiotekh. Elektron. (Moscow) 29, 484 (1984).