# Propagation Of Elastic Stress Waves In Continuously Inhomogeneous Anisotropic Media

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derivative equations that can be used in the propagation of elastic waves. a radially inhomogeneous earth and in multilayered media, which includes the bulk waves in isotropic and anisotropic media, and also for the Rayleigh waves on the Stress Waves in Solids-Herbert Kolsky 1963 The most readable survey of the

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