Dan Shi, Na Lv, and Yougang Gao. “Shielding Effectiveness Estimation of a Metallic Enclosure With an Off-Center Aperture for Obliquely Incident and Arbitrary Polarized Plane Wave”. Applied Computational Electromagnetics Society Journal (ACES), vol. 32, no. 04, Aug. 2021, pp. 352-7, https://journals.riverpublishers.com/index.php/ACES/article/view/9663.