Enhancing Transient and Steady-State Performance in Grid-Connected VSCs: A Comprehensive Frequency Region Analysis of Decoupling Current Units. - Mehdi Forouzanfar; Anna Pinnarelli; Seyyed Mohammad Sadegh Ghiasi; Daniele Menniti; Nicola Sorrentino; Giovanni Brusco; Pasquale Vizza; Hossein Safaiepour (IEEE Access, 2025)