%0 Journal Article
%A Hekmatnia, Mohsen, Amirteimoori, Alireza, Kordrostami, Sohrab, Vaez-Ghasemi, Mohsen
%T Estimation of cost efficiency for firms in different technologies using data envelopment analysis
%J Journal of New Researches in Mathematics
%V 6
%N 4
%P 121-130
%D 2020
%R 
%U https://sanad.iau.ir/fa/Article/797744