N. Q. Dinh, D. T. Dung, Y. Yamada, and N. Michishita. “Input Resistance Changes and Related Performances of a Normal-Mode Helical Antenna in a Human Body Application”. The Applied Computational Electromagnetics Society Journal (ACES) 35, no. 1 (January 1, 2020): 23–30. Accessed April 19, 2024. https://journals.riverpublishers.com/index.php/ACES/article/view/8021.