HAYATİ, M.; ROSHANI, G. H.; SHAMMA, F.; ROSHANI, S.; JAMALI, A. A Study in Characteristic Impedance of a Microstrip Transmission Line by COMSOL Model. International Journal of Natural and Engineering Sciences, [S. l.], v. 6, n. 3, p. 59–62, 2019. Disponível em: https://ijnes.org/index.php/ijnes/article/view/111. Acesso em: 1 jul. 2022.