1. Risk evaluation in resource allocation;Ahuja;Journal of Construction Engineering and Management, ASCE,1984
2. Analysis of activity network under uncertainty;Ang;Journal of Engineering Mechanics, ASCE,1975
3. Project scheduling using fuzzy set concepts;Ayyub;Journal of Construction Engineering and Management, ASCE,1984
4. Dynamic programming for project cost–time curve;Butcher;Journal of Construction Division, ASCE,1967
5. The use of fuzzy variables in PERT;Chanas;Fuzzy Sets and Systems,1981