1. J. D. Achenbach, Wave propagation in elastic solids (North Holland Pub. Comp., New York, 1976).
2. K. Aki and P. G. Richards, Quantitative seismology, 2nd ed. (University Science Books, California, 2002).
3. A. Udias, Principal of seismology (Cambridge University press, Cambridge, U.K., 2000), pp. 490.
4. S. Stein and M. Wysession, An introduction to seismology (Earthquakes and Earth structure, Wiley publisher, 1991).
5. M. Gadallah and A. Fisher, Applied seismology: A comprehensive guide to seismic theory and application (Pennwell Corp. publisher, 2004).