Model order reduction of voltage source converters based on the ac side admittance assessment : from EMT to RMSGrdenic, Goran; Cifuentes-Garcia, Francisco; Campos, Nathalia de Morais Dias; Villella, Fortunato; Beerten, JefIEEE transactions on power delivery2023 / p. 56−67 : ill https://doi.org/10.1109/TPWRD.2022.3179836