Santosh Pokhrel, Gregory Moss, and Jamesina J. Simpson. “FDTD Modeling of Coils for Wireless Charging Applications”. Applied Computational Electromagnetics Society Journal (ACES), vol. 34, no. 11, Nov. 2019, pp. 1620-8, https://journals.riverpublishers.com/index.php/ACES/article/view/8093.