A. I. A. Jabbar, Dr., and Dr.Ziad Khalaf. “Directivity With Efficient Routing and Centralized Scheduling Algorithms for WiMAX Based Mesh Networks-ENG”. Al-Rafidain Engineering Journal (AREJ) 21, no. 5 (October 28, 2013): 53–68. Accessed August 6, 2025. https://ojs.uomosul.edu.iq/index.php/arej/article/view/27135.