1. E. Hoek, C.T. Carranza-Torres, B. Corkum, Hoek–Brown failure criterion-2002 edition, in: Proceedings of the 5th North American Rock Mechanics Symposium and 17th Tunnelling Association of Canada Conference, Toronto 2002, pp. 267–273.
2. Axisymmetric compression of a Mohr–Coulomb medium around a circular hole;Florence;Int. J. Numer. Anal. Meth. Geomech.,1978
3. Ground response curves for rock tunnels;Brown;J. Geotech. Eng., ASCE,1983
4. Ground response of circular tunnel in poorly consolidated rock;Wang;J. Geotech. Eng.,1996
5. C. Carranza-Torres, Self Similar Analysis of the Elastoplastic Response of Underground Openings in Rock and Effects of Practical Variables, Ph.D. Thesis, University of Minnesota, 1998.