1. V. M. Baranov and K. I. Molodtsov, Acoustic-Emission Instruments for Nuclear Power [in Russian], Atomizdat, Moscow (1980).
2. A. E. Andreikiv and N. V. Lysak, The Acoustic-Emission Method in Researching Damage Processes [in Russian], Naukova Dumka, Kiev (1989).
3. T. Kishi, Metallkunde, 76(7), 512 (1985).
4. T. Ohira and Y. S. Pao, Metall. Trans. A, 20A(6), 1105 (1989).
5. I. G. Alekseev, A. V. Kudrya, and M. A. Shtremel’, Defektoskopiya, No. 12, 29 (1994).