1. Baligh, M. M., et al.: Effect of Longitudinal Stresses on Slope Stability, Manuscript submitted to ASCE Journal of the Geotechnical Division.
2. Einstein, H. H., Baecher, G. B., Veneziano, D., et al.: Risk Analysis for Rock Slopes in Open Pit Mines, Draft Final Report to U. S. Bureau of Mines (1979).
3. Glynn, E. F.: A Probabilistic Approach to Slope Stability, Ph. D. Dissertation, MIT (1979).
4. Goodman, R. E., Bray, J. W.: Toppling of Rock Slopes, Proceedings of Symposium on Rock Engineering for Foundations and Slopes, ASCE (1976).
5. Hendron, A. J., Cording, E. I., Aiyer, A. K.: Analytical and Graphical Methods for the Analysis of Slopes in Rock Masses, NCG Technical Report, No. 36 (1971).