Microstrip filters, based on ring resonators, in the short part of decimeter wavelength band. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia, [S. l.], n. 34, p. 68–71, 2007. DOI: 10.20535/RADAP.2007.34.68-71. Disponível em: https://radap.kpi.ua/radiotechnique/article/view/374. Acesso em: 3 apr. 2025.