Seiford LM and J Zhu (1998). “Sensitivity Analysis of DEA Models for Simultaneous Changes in All the Data.” JORS 49(10): 1060-1071.

Seiford LM and J Zhu (1998). “Sensitivity Analysis of DEA Models for Simultaneous Changes in All the Data.” JORS 49(10): 1060-1071.

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