HSIEH, T.-Y.; WANG, J.-L.; WANG, M.-H. Multi-band Slot Antenna. Proceedings of Engineering and Technology Innovation, [S. l.], v. 4, p. 31–33, 2016. Disponível em: https://ojs.imeti.org/index.php/PETI/article/view/251. Acesso em: 2 jun. 2025.