Ying Jiang Guo, Kai Da Xu, and Xiao Hong Tang. 2021. “Multi-Functional Ultra-Wideband Monopole Antenna With High Frequency Selectivity”. Applied Computational Electromagnetics Society Journal (ACES) 33 (01):37-42. https://journals.riverpublishers.com/index.php/ACES/article/view/9323.