Backhaus K and R Wilken (2004). “Measuring Weight Flexibility Using Cluster Analysis Results.” in Emrouznejad A and V Podinovski (eds.) Proceedings of DEA2004, Birmingham, UK: 252.
Backhaus K and R Wilken (2004). “Measuring Weight Flexibility Using Cluster Analysis Results.” in Emrouznejad A and V Podinovski (eds.) Proceedings of DEA2004, Birmingham, UK: 252.