%0 Journal Article
%A Danaei, Abolfazi
%T Providing a model for superior value proposition with emphasis on developing a unique marketing strategy for the company using of Grounded theory 
%J Modiriat-e- farda
%V 18
%N 60
%P 175-194
%D 2020
%R 
%U https://rimag.ir/fa/Article/25814