Булашенко, А. В. “Evaluation of D2D Communications in 5G Networks”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia, no. 81 (June 30, 2020): 21-29. Accessed January 21, 2022. https://radap.kpi.ua/radiotechnique/article/view/1620.