Castelli L, R Pesenti and W Ukovich (2001). ?DEA-Like Models for Efficiency Evaluations of Specialized and Interdependent Units.” EJOR 132(2): 274-286.
Castelli L, R Pesenti and W Ukovich (2001). ?DEA-Like Models for Efficiency Evaluations of Specialized and Interdependent Units.” EJOR 132(2): 274-286.