M. Rajakumar. “Metamaterial-Inspired-Square Ring Resonator Structure Using MIMO Antenna for Multi Band Wireless Communication Networks and Fifth Generation Applications”. International Journal of Intelligent Systems and Applications in Engineering, vol. 12, no. 4, June 2024, pp. 2413 -, https://www.ijisae.org/index.php/IJISAE/article/view/6649.