Онопа, С.В., and Б.М. Березянський. 2014. “The Use of "Echo model" In the Design of Data Communication System on Power Supply Networks”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia, no. 56 (March):121-28. https://doi.org/10.20535/RADAP.2014.56.121-128.