Rahayu, Y. ., Hilmi, M. F. ., & Wahyu, Y. . (2020). Stair-Hexagonal Slot Antenna with Coplanar Waveguide Technique for Biomedical Applications. International Journal of Integrated Engineering, 12(6), 181-188. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/6599