%0 Journal Article %A Kazemi, Amir, Sarmad Saeedy, Soheil %T Comparative study of effect of E-commerce on tax structure in selected countries: suggestions to improve tax system of Iran %J International Journal of Information, Security and Systems Management %V 4 %N 1 %P 396-402 %D 2015 %R %U https://sanad.iau.ir/fa/Article/1098597