KIMSIS, Karlis; SEMENJAKO, Janis; SHESTOPALOV, Yury V. Effectively Tunable Bandpass Waveguide Filter Based on Incorporation of Coupled Cylindrical Resonators Cut in Half. Electrical, Control and Communication Engineering, Riga, Latvia, v. 16, n. 2, p. 78–87, 2020. DOI: 10.2478/ecce-2020-0012. Disponível em: https://ecce-journals.rtu.lv/ecce/article/view/ecce-2020-0012.. Acesso em: 6 may. 2024.