“Mode Matching Technique for Computation of Resonance Frequencies of Composite Metal-Dielectric Resonator”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia, no. 55, Dec. 2013, pp. 24-33, https://doi.org/10.20535/RADAP.2013.55.24-33.