@article{chomtong2021dual, title={A Dual-band metasurface reflector using ring resonator with interdigital capacitor}, author={Chomtong, P and Rakdanklang, K and Krachodnok, Piyaporn and Bandudej, K and Akkaraekthalin, Prayoot}, journal={IEEE Access}, volume={9}, pages={62074--62083}, year={2021}, publisher={IEEE} }