1. ‘A computer model for simulating progressive large scale movements in rock systems’, Proceedings of the International Symposium on Rock Fracture, Nancy, France (ISRM), Paper 2-8, 1971.
2. ‘A numerical approach to the mechanics of discontinua’, Ph. D. Thesis, James Cook University of North Queensland, Townsville, Australia, 1971.
3. ‘Physical and numerical models in rock and soil-slope stability’, Ph. D. Thesis, James Cook University of North Queensland, Townsville, Australia, 1974.
4. ‘New discrete structural models and generalization of the method of limit analysis’, International Conference on Finite Elements in Nonlinear Solid and Structural Mechanics, Norway, 1977, Vol. 2, pp. GO4.1-GO4.20.
5. On the discrete analysis of the jointed rock media.