jasim, Tarek Abbas. “ The Impact of Oil Contracts on the government’s Financial System (product Sharing Agreements in Iraq) for the Period (2004-2019)”. Al-Ghary Journal of Economic and Administrative Sciences, vol. 20, no. 3, Sept. 2024, pp. 484-12, https://doi.org/10.36325/ghjec.v20i3.16569.