SASIC, M.; IMECI, S. T. Design of microstrip coupled-line bandpass filter. Heritage and Sustainable Development, [S. l.], v. 3, n. 1, p. 44–52, 2021. DOI: 10.37868/hsd.v3i1.55. Disponível em: https://hsd.ardascience.com/index.php/journal/article/view/55. Acesso em: 5 mar. 2026.