1. Baecher, G.B., Einstein, H.H., Lanney, N.A., 1977. Statistical description of rock properties and sampling. In: Proceedings of the 18th US Symposium on Rock Mechanics, pp. 1–8.
2. Chan, L., Goodman, R.E., 1987. Predicting the number of dimensions of key blocks of an excavation using block theory and joint statistics. In: Proceedings of the 28th US Symposium on Rock Mechanics, pp. 81–87.
3. Model study of rock-joint deformation;Everling;International Journal of Rock Mechanics and Mining Science and Geomechanics Abstracts,1964
4. Methods of Geological Engineering in Discontinuous Rocks;Goodman,1976
5. Block Theory and its Application to Rock Engineering;Goodman,1985