Pranindito D, Pattinasarani P, Cahyadi EF. Simulasi dan Analisis QoS Video Conference Melalui Jaringan Interworking IMS - UMTS Menggunakan Opnet. INFOTEL [Internet]. 28Feb.2017 [cited 29Sep.2024];9(1):147-5. Available from: https://ejournal.ittelkom-pwt.ac.id/index.php/infotel/article/view/151