Mohammed, O. A. ., S. . Ganu, N. . Abed, S. . Liu, and Z. . Liu. “High Frequency Phase Variable Model of Electric Machines from Electromagnetic Field Computation”. Applied Computational Electromagnetics Society Journal (ACES), vol. 22, no. 1, June 2022, pp. 164-71, https://journals.riverpublishers.com/index.php/ACES/article/view/16289.