Hjalmarsson L and J Odeck (1996). “Efficiency of Trucks in Road Construction and Maintenance – an Evaluation with Data Envelopment Analysis.” Computer and Operations Research 2: 393-404.

Hjalmarsson L and J Odeck (1996). “Efficiency of Trucks in Road Construction and Maintenance – an Evaluation with Data Envelopment Analysis.” Computer and Operations Research 2: 393-404.

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