Wang X-H, X-F Wang, A-M Zhai and Y-J Feng (2004). “Method to Resolve DEA Model with Increasing Marginal Revenue.” J Harbin Institute of Technology 36(10): 1297-1300.

Wang X-H, X-F Wang, A-M Zhai and Y-J Feng (2004). “Method to Resolve DEA Model with Increasing Marginal Revenue.” J Harbin Institute of Technology 36(10): 1297-1300.

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