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2. Unbalanced bidding models – theory;Stark;J. Constr. Div.,1968
3. Unbalanced of tenders;Stark;Proc. Inst. Civ. Eng.,1972
4. Unbalanced highway contract tendering;Stark;Oper. Res. Q.,1974
5. Bidding strategies and probabilities;Gates;J. Constr. Div., ASCE,1967