1. Gushchin V.V., Pavlenko O.V. Study of nonlinear elastic properties of rocks based on seismic data. In: Modern Seismology, Achievements and Challenges. Мoscow; 1998. Vol. 13. (In Russ.)
2. Egorov G.V. Variations of nonlinear parameters of a consolidated porous water-saturated sample depending on the degree of gas saturation. Fizicheskaia mezomekhanika. 2007;10(1):107–110. (In Russ.)
3. Kondratyev O. K. Seismic waves in Absorbing Media. Мoscow: Nedra Publ.; 1986. 176 p. (In Russ.)
4. Nikolaev A.V. Problems of nonlinear seismic. Moscow: Nauka Publ.; 1987. 288 p. (In Russ.)
5. McCall K. R., Guyer R.A. Equation of state and wave propagation in hysteretic nonlinear elastic materials. Journal of Geophysical Research: Solid Earth. 1994;99(B12):23887–23897.