Salvador, K. J., D. F. Harmel, L. F. de Oliveira, S. H. L. Cabral, and H. A. D. Almaguer. “Study of Magnetic Shielding Effectiveness in Compact Power Transformers for Mobile Applications”. IEEE Latin America Transactions, vol. 18, no. 6, May 2020, pp. 1034-40, https://latamt.ieeer9.org/index.php/transactions/article/view/1268.