# Comparative analysis involving PI and state-feedback multi-resonant controllers applied to the grid voltage disturbances rejection of a unified power quality conditioner

> Research article (International Journal of Electrical Power & Energy Systems, 2019) · cited 21× · AI/ML

**Wikidata**: [openalex:W2969398696](https://www.wikidata.org/wiki/openalex:W2969398696)  
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