1. Adams, J. and Bell, J.S. (1991) Crustal stresses in Canada, in The Geology of North America, Decade Map Vol. 1, Neotectonics of North America, Geological Society of America, Boulder, Colorado, pp. 367–386.
2. Batchelor, A.S. and Pine, R.J. (1986) The results of in situ stress determinations by seven methods to depths of 2500 m in the Carnmenellis granite, in Proc. Int. Symp. on Rock Stress and Rock Stress Measurements, Stockholm, Centek Publ., Luleå, pp. 467–478.
3. Baumgärtner, J. et al. (1993) Deep hydraulic fracturing stress measurements in the KTB (Germany) and Cajon Pass (USA) scientific drilling projects — a summary, in Proc. 7th Cong. Int. Soc. Rock Mech. (ISRM), Aachen, Balkema, Rotterdam, Vol. 3, pp. 1685–1690.
4. Bawden, W.F. (1993) The use of rock mechanics principles in Canadian underground hard rock mine design, in Comprehensive Rock Engineering (ed. J.A. Hudson), Pergamon Press, Oxford, Chapter 11, Vol. 5, pp. 247–290.
5. Benson, R.P. (1988) Design of unlined and lined pressure tunnels, unpublished keynote paper presented at the International Symposium on Tunnelling for Water Resources and Power Projects, New Delhi.