Adolphson DL, GC Cornia and LC Walters (1989). “Railroad Property Valuation Using Data Envelopment Analysis.” Interfaces 19(3): 18-26.

Adolphson DL, GC Cornia and LC Walters (1989). “Railroad Property Valuation Using Data Envelopment Analysis.” Interfaces 19(3): 18-26.

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