Soerbakti, Yan, Defrianto Defrianto, Ari Sulistyo Rini, and Vepy Asyana. “Performance Analysis of Metamaterial Antennas Based on Variations in Combination and Radius of Hexagonal SRR”. Science, Technology, and Communication Journal 4, no. 1 (October 31, 2023): 1-4. Accessed May 17, 2025. https://sintechcomjournal.com/index.php/stc/article/view/250.