Peterson, A. F. . “Observed Accuracy of Point-Tested and Galerkin Implementations of the Volume EFIE for Dielectric Targets”. Applied Computational Electromagnetics Society Journal (ACES), vol. 30, no. 03, Aug. 2021, pp. 255-60, https://journals.riverpublishers.com/index.php/ACES/article/view/10585.