Trubin, A. A. “Coupling Coefficients of Different Cylindrical Dielectric Resonators in the Open Space”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia0, no. 66 (September 30, 2016): 37-45. Accessed May 21, 2024. https://radap.kpi.ua/radiotechnique/article/view/1223.