“Open-Source Enterprise Resource Planning System Odoo Roll in Rationalizing the Costs of the Ishtar Sheraton Hotel Applied Research”. Journal of Accounting and Financial Studies ( JAFS ), vol. 17, no. 61, Nov. 2022, pp. 198-12, https://jpgiafs.uobaghdad.edu.iq/index.php/JAFS/article/view/1123.