1. Baecher G. B. ( 1979). “Analyzing exploration strategies.” Site characterization and exploration C. H. Dowding ed. American Society of Civil Engineers New York.
2. Statistical Sample Size for Construction of Soil Liners
3. Estimating Hydraulic Conductivity of Compacted Clay Liners
4. Bowles D. S. Anderson L. R. Glover T. F. and Chauhan S. S. (1998). “Portfolio risk assessment: A tool for dam safety risk management.” Proc. USCOLD Annu. Meeting U.S. Committee on Large Dams Denver.
5. Bunce C. M. ( 1994). “Risk analysis for rock fall on highways.” MS thesis Dept. Civil Engineering University of Alberta Edmonton Ala.