MALHAT, H. A. E.; ZAINUD-DEEN, S. H.; HASSAN, W. M.; AWADALLA, K. H. Radiation Characteristics Enhancement of Dielectric Resonator Antenna Using Solid/Discrete Dielectric Lenses. Advanced Electromagnetics, [S. l.], v. 4, n. 1, p. 1–9, 2015. DOI: 10.7716/aem.v4i1.275. Disponível em: https://www.aemjournal.org/index.php/AEM/article/view/275. Acesso em: 22 oct. 2021.