Design a Switchable Band Notch Π-Slot Reconfigurable Antenna for Ultra Wide Band Applications. Al-Mansour Journal, [S. l.], v. 28, n. 1, p. 73–84, 2022. Disponível em: https://journal.muc.edu.iq/journal/article/view/107. Acesso em: 8 sep. 2025.