ILIEV, I.; NEDELCHEV, M.; MARKOV, E. A Novel 2D Z-Shaped Electromagnetic Bandgap Structure. Engineering, Technology & Applied Science Research, Greece, v. 5, n. 1, p. 760–763, 2015. DOI: 10.48084/etasr.530. Disponível em: https://mail.etasr.com/index.php/ETASR/article/view/530. Acesso em: 7 apr. 2025.