., Abdulrahman A. Ibrahim, Raid S. Abd Ali ., and Maher H. Johan . “The Developing System to Manage the Maintenance of Complexes Which Have Central Operational System”. Iraqi Journal of Civil Engineering 11, no. 3 (September 1, 2017): 15–28. Accessed January 15, 2026. https://ijce.journalpath.com/ijce/article/view/174.