1. Quantitative seismology;Aki,2002
2. Anisotropic elasticity: theory and applications;Ting,1996
3. Elastic waves in solids;Dieulesaint,1980
4. Equations of mathematical physics;Viladimirov,1971
5. Fourier analysis, self-adjointness. II. Fourier analysis, self-adjointness;Reed,1975