Li-Yan Chen, Wei-Si Zhou, Jing-Song Hong, and Muhammad Amin. “A Compact Eight-Port CPW-Fed UWB MIMO Antenna With Band-Notched Characteristic”. Applied Computational Electromagnetics Society Journal (ACES), vol. 35, no. 8, Aug. 2020, pp. 887-92, https://journals.riverpublishers.com/index.php/ACES/article/view/7757.