A Four Element Antenna Array For Amateur Radio Applications. National Journal of Antennas and Propagation, [S. l.], v. 1, n. 1, p. 13–16, 2019. DOI: 10.31838/NJAP/01.01.04. Disponível em: https://antennajournal.com/index.php/antenna/article/view/15.. Acesso em: 22 dec. 2024.