Sun W, Q Yang and S Yang (2000). “Parameter and Non-Parametric Measurements of the Output Allocation Efficiencies and Their Comparison.” System Engineering Theory and Practice 20(6): 118-122.

Sun W, Q Yang and S Yang (2000). “Parameter and Non-Parametric Measurements of the Output Allocation Efficiencies and Their Comparison.” System Engineering Theory and Practice 20(6): 118-122.

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