Zarepisheh M, M Soleimani-damaneh and L Pourkarimi (2006). “Determination of Returns to Scale by CCR Formulation without Chasing Down Alternative Optimal Solutions.” Applied Mathematics Letters 19(9): 964-967.

Zarepisheh M, M Soleimani-damaneh and L Pourkarimi (2006). “Determination of Returns to Scale by CCR Formulation without Chasing Down Alternative Optimal Solutions.” Applied Mathematics Letters 19(9): 964-967.

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