Effects of Superstrate Layer on the Resonant Characteristics of Annular-Ring printed Antenna. The Eurasia Proceedings of Science, Technology, Engineering and Mathematics, [S. l.], v. 7, p. 147–154, 2019. Disponível em: https://epstem.net/index.php/epstem/article/view/243. Acesso em: 18 jan. 2026.