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An analysis of heuristics for the parallel-machine flexible-resource scheduling problem
Daniels, R.L., (1997)
Assessing Aggregate Cost Efficiency and the Related Policy Implications for Greek Local Municipalities
Athanassopoulos, A.D., (1998)
The Evaluation of Productive Efficiency Using a Fuzzy Mathematical Programming Approach: The Case of the Newspaper Preprint Insertion Process
Girod, O.A., (1999)