Media type: E-Article Title: Modular Multilevel Converter Impedance Computation Based on Periodic Small-Signal Analysis and Vector Fitting Contributor: Giudice, Davide del; Brambilla, Angelo; Linaro, Daniele; Bizzarri, Federico Published: Institute of Electrical and Electronics Engineers (IEEE), 2022 Published in: IEEE Transactions on Circuits and Systems I: Regular Papers, 69 (2022) 4, Seite 1832-1842 Language: Not determined DOI: 10.1109/tcsi.2021.3138515 ISSN: 1549-8328; 1558-0806 Keywords: Electrical and Electronic Engineering Origination: Footnote: