REFERENCES

Claerbout, J. F., 1996, Three-Dimensional Filtering: Environmental soundings image enhancement: http://sepwww.stanford.edu/public/docs/tdf/.

Gockenbach, M., 1996, The Hilbert Class Library: A library of abstract classes for C++ optimization and inversion:
http://www.math.lsa.umich.edu/~gock/objects.html.