AHMAD, B. H.; HUNTER, I. C. Substrate Integrated Waveguide Bandstop Filter. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), [S. l.], v. 2, n. 1, p. 9–12, 2010. Disponível em: https://jtec.utem.edu.my/jtec/article/view/396. Acesso em: 21 nov. 2024.