References

1. Goodman, R.E. (1980). Introduction to Rock Mechanics (Chapter 8), Toronto: John Wiley, pp 254-287.
2. Hammah, R.E. and Curran, J.H. (1998). Fuzzy Cluster Algorithm for the Automatic Identification of Joint Sets, International Journal of Rock Mechanics & Mining Sciences, Vol.35, No. 7, pp.889-905.
3. Hudson, J.A. and Harrison, J.P. (1997). Engineering Rock Mechanics – An Introduction to the Principles, Pergamon Press.
4. Markland, J.T. (1972). A useful technique for estimating the stability of rock slopes when the rigid wedge slide type of failure is expected: Imperial College Rock Mechanics Research Reprints, n. 19.
5. Woodcock, N.H. and Naylor, M.A. (1983). Randomness testing in three-dimensional orientation data, Journal of Structural Geology, Vol. 5, No. 5, pp. 539 to 548.