Ястребов, Н.І., and О.І. Полях. “Electronic Manual a Component of Modern Educational Environment”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia0, no. 40 (January 25, 2010): 161-164. Accessed November 21, 2024. https://radap.kpi.ua/radiotechnique/article/view/636.