Кудінов, Є., and Є. Кухоль. “Measurement of Collateral Signals in Power Network”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia, no. 40, Jan. 2010, pp. 65-69, doi:10.20535/RADAP.2010.40.65-69.