Khattab, Omar. “Vertical Handover Study on 4G Category Vs 5G Category for 3GPP Generation Mobile Systems and Non-3GPP Wireless Networks”. Discoveries in Agriculture and Food Sciences 6, no. 2 (May 3, 2018): 01. Accessed November 23, 2024. https://journals.scholarpublishing.org/index.php/TNC/article/view/4353.