Number of items: 2.
    Daouia, Abdelaati
, Laurent, Thibault
 and Noh, Hohsuk
  
(2017)
npbr: A Package for Nonparametric Boundary Regression in R.
  
    Journal of Statistical Software, 79 (9).
     pp. 1-43.
  	
  
  
    Daouia, Abdelaati
, Noh, Hohsuk and Park, Byeong U.
  
(2016)
Data envelope fitting with constrained polynomial splines.
  
    Journal of the Royal Statistical Society: Series B (Statistical Methodology), 78 (1).
     pp. 3-30.
  	
  
  
 
                        
                        
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