Полях, О. and Ястребов, Н. 2010. Features of finding resonance frequencies systems of coupled circuits. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia. 41 (Oct. 2010), 12-18. DOI:https://doi.org/10.20535/RADAP.2010.41.12-18.