%0 Journal Article
%A badakhshan targhi, esmat, solimanpour omran, mahbobeh, fazli, rokhsareh
%T Identification of factors affecting quality improvement of multi-grade classes in Elementary Schools
%J Educational Leadership & administration
%V 16
%N 4
%P 147-172
%D 2023
%R 
%U https://sanad.iau.ir/fa/Article/857051