M. ATROSHEY, S.; R. TABANY, M. Analysis and Optimization Performance of the QOS in GSM/EDGE Networks(English). Al-Rafidain Engineering Journal (AREJ), [S. l.], v. 20, n. 5, p. 26–34, 2012. DOI: 10.33899/rengj.2012.61026. Disponível em: https://jamh.uomosul.edu.iq/index.php/arej/article/view/30772. Acesso em: 8 sep. 2025.