%0 Journal Article %A izadikhah, M., shamsi, M. %T Credit rating of the bank legal customers by using the improved modified Russell model (Case study: the legal customers of Arak Melli Bank) %J Journal of New Researches in Mathematics %V 5 %N 6 %P 111-126 %D 2020 %R %U https://sanad.iau.ir/fa/Article/797627