# Modular Circulating Current and Second Harmonic Current Suppression Strategy by Virtual Impedance for DC Solid-State Transformer

> Research article (IEEE Transactions on Power Electronics, 2021) · cited 19× · AI/ML

**Wikidata**: [openalex:W3142391869](https://www.wikidata.org/wiki/openalex:W3142391869)  
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