Бабушкін, А. М., and Л. Дюжаєв. “Spectrum of Radiation of the Partial Discharge in the Dielectrics”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia, no. 42, May 2010, pp. 112-5, doi:10.20535/RADAP.2010.42.112-115.