Decoupled Control Scheme for THD Reduction and One Specific Harmonic Elimination in the Modular Multilevel Converter. - Xiao, Qian; Yang, Shunfeng; Jin, Yu; Jia, Hongjie; Pou, Josep; Teodorescu, Remus; Blaabjerg, Frede (IEEE Trans. Ind. Electron., 2023)