Lavor OP, de Moura CG, Fernandes HCC, Sousa Neto MP. Analysis of a UWB Planar Antenna with Split Ring Resonator. Journal of Communication and Information Systems [Internet]. 2015 May 14 [cited 2025 Apr. 3];30(1). Available from: https://jcis.sbrt.org.br/jcis/article/view/89