A Novel Heptagonal Slot Antenna for Ultra Wideband Wireless Communication Applications. مجلة الهندسة والتنمية المستدامة, [S. l.], v. 18, n. 6, p. 59–76, 2014. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/876.. Acesso em: 18 2024.