Analysis of the impact of changes in tax legislation on tax revenues in the structure of the Iraqi tax system for the period 2004-2015. JAFS [Internet]. 2019 Mar. 24 [cited 2024 Dec. 27];13(خاص):380-402. Available from: https://jpgiafs.uobaghdad.edu.iq/index.php/JAFS/article/view/1787