1. V. E. Nazarov, L. A. Ostrovsky, I. A. Soustova, and A. M. Sutin, Phys. Earth Planet. Inter. 50(1), 65 (1988).
2. V. E. Nazarov, Akust. Zh. 37, 150 (1991) [Sov. Phys. Acoust. 37, 75 (1991)].
3. V. E. Nazarov, Fiz. Met. Metalloved. 88(4), 82 (1999).
4. V. E. Nazarov, Akust. Zh. 46, 542 (2000) [Acoust. Phys. 46, 186 (2000)].
5. V. E. Nazarov, Akust. Zh. 47, 509 (2001) [Acoust. Phys. 47, 438 (2001)].