Adly, A. A. ., and S. K. . Abd-El-Hafiz. “Vector Hysteresis Modeling in Arbitrarily Shaped Objects Using an Energy Minimization Approach”. Applied Computational Electromagnetics Society Journal (ACES), vol. 31, no. 07, Aug. 2021, pp. 765-70, https://journals.riverpublishers.com/index.php/ACES/article/view/10027.