The measurement of relative efficiency using data envelopment analysis with assurance regions that link inputs and outputs
    
  
 
  
    
    
        The measurement of relative efficiency using data envelopment analysis with assurance regions that link inputs and outputs
    
  
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      Date
    
    
        2010
    
  
Authors
  Ana Camanho
  M. Khalili
  M. R. Alirezaee
  M . C. Portela