Ding, X. ., J. . Xu, Q. . Zhang, and M. . Yagoub. “A Combined State Space Formulation/Equivalent Circuit and Neural Network Technique for Modeling of Embedded Passives in Multilayer Printed Circuits”. Applied Computational Electromagnetics Society Journal (ACES), vol. 18, no. 2, June 2022, pp. 25-33, https://journals.riverpublishers.com/index.php/ACES/article/view/16839.