Nelapati Ananda Rao, et al. “Design of a Dual-Band Metamaterial Antenna With CRLH Transmission Line for Wi-MAX Applications”. Journal of Computational Analysis and Applications (JoCAAA), vol. 33, no. 05, Sept. 2024, pp. 735-43, https://eudoxuspress.com/index.php/pub/article/view/610.