RAO, K. P.; HUNAGUND, P. V.; VANI, R. M. Study of Four Element Microstrip Antenna Array Using Patch Type Electromagnetic Band Gap Structure. Engineering, Technology & Applied Science Research, Greece, v. 8, n. 5, p. 3470–3474, 2018. DOI: 10.48084/etasr.2309. Disponível em: https://www.etasr.com/index.php/ETASR/article/view/2309. Acesso em: 26 jun. 2022.