EL-ASHMAWY, N. I. .; ALLAM, A. M. . Dual Band U-Shaped Microstrip Antenna. Journal of Advanced Research in Applied Mechanics, [S. l.], v. 40, n. 1, p. 7–11, 2020. Disponível em: https://akademiabaru.com/submit/index.php/aram/article/view/1801. Acesso em: 18 jul. 2024.