Jianxun Su, Zhengyu Dai, Jianhe Du, Jiayong Yu, Zeqiang Chen, and Zengrui Li. “A Compact Dual-Band MIMO Antenna for 5G Mobile Communications”. Applied Computational Electromagnetics Society Journal (ACES), vol. 34, no. 11, Nov. 2019, pp. 1731-8, https://journals.riverpublishers.com/index.php/ACES/article/view/8121.