Бухаров, С. and Овсяніков, В. 2011. Diagnosis of quality parameters of coal and liquid petroleum products by electromagnetic methods. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia. 45 (Jun. 2011), 120-130. DOI:https://doi.org/10.20535/RADAP.2011.45.120-130.