Adoption of the IFRS11 Financial Reporting Standard for Oil Service Contracts Costs and its Reflection on Measurement and Disclosure for National Oil Companies: بحث تطبيق في شركة نفط ميسان (ش . ع). (2020). Journal of Accounting and Financial Studies ( JAFS ), 15(52), 33-51. https://jpgiafs.uobaghdad.edu.iq/index.php/JAFS/article/view/919