Design and comparison of rectangular and cylindrical DRA antennas for enhanced efficiency and gain. Periodicals of Engineering and Natural Sciences, [S. l.], v. 11, n. 6, p. 105–134, 2023. DOI: 10.21533/pen.v11.i6.198. Disponível em: https://pen.ius.edu.ba/index.php/pen/article/view/198. Acesso em: 17 jun. 2026.