References

• Aki, K., and Richards, P.G., 1980, Quantitative seismology: theory and methods, vol. 2: W. H. Freeman.

• Backus, G.E., and Gilbert, J.F., 1967, Numerical applications of a formalism for geophysical inverse problems: Geophys. J. R. astr. Soc., 13, 247-276.

• Gauss, K.F.: see Strang, 1986.

• Menke, W., 1989, Geophysical data analysis: discrete inverse theory, rev. ed.: Academic Press, Inc.

• Strang, G., 1986, Introduction to applied mathematics, p. 144: Wellesley-Cambridge Press.

• Tarantola, A., 1987, Inverse problem theory: methods for data fitting and model parameter estimation: Elsevier.