Effects of the Loss Tangent, Dielectric Substrate Permittivity and Thickness on the Performanceof Circular Microstrip Antennas. Journal of Engineering and Sustainable Development, [S. l.], v. 10, n. 1, p. 1–13, 2006. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1757.. Acesso em: 3 jul. 2024.