%0 Journal Article %A Abbasi Astamal, Mohammadreza, Abbaspour, Akbar %T The effect of Corporate Governance System Factors on Business unit Research and Development Expenses with emphasis on Economic Sanctions Conditions %J Accounting and Corporate Governance Researches %V 2 %N 3 %P 127-142 %D 2023 %R %U https://sanad.iau.ir/fa/Article/977478