Ahmed Yousif, Omar, and Salah A. Jaro Alabady. “Design and Simulation of an Optical Gigabit Ethernet Network”. Al-Rafidain Engineering Journal (AREJ) 18, no. 3 (June 28, 2010): 46–61. Accessed September 8, 2025. https://jamh.uomosul.edu.iq/index.php/arej/article/view/30531.