1. Risk Allowance in Construction Contracts;Porter,1981
2. Contingency funds evaluation;Heale;Transaction of American Association of Cost Engineers,1982
3. Risk and its management in construction projects;Perry,1985
4. A Quantitative Risk Management Approach to the Selection of a Construction Contract Provisions;Mason,1973
5. Risks and risk analysis in construction management;Moavenzadeh,1976