Derpanis DV and E Foundas (2005). “The Problem of Intervals in Imprecise Data Envelopment Analysis (Idea).” WSEAS Transactions on Information Science and Applications 2(10): 1673-1678.
Derpanis DV and E Foundas (2005). “The Problem of Intervals in Imprecise Data Envelopment Analysis (Idea).” WSEAS Transactions on Information Science and Applications 2(10): 1673-1678.