Ellusamy, Sivakumar, and Ramachandran Balasubramanian. “Sub-6 GHz Quad-Band Reconfigurable Antenna for 5G Cognitive Radio Applications”. Applied Computational Electromagnetics Society Journal (ACES) 36, no. 08 (October 21, 2021): 1015–1025. Accessed April 23, 2026. https://journals.riverpublishers.com/index.php/ACES/article/view/11765.