# Restoring desired voltage security margin based on demand response using load-to-source impedance ratio index and PSO

> Research article (International Journal of Electrical Power & Energy Systems, 2017) · cited 17× · AI/ML

**Wikidata**: [openalex:W2761987368](https://www.wikidata.org/wiki/openalex:W2761987368)  
**Source**: https://4ort.xyz/entity/restoring-desired-voltage-security-margin-based-on-demand-response-using-load-to-source-impedance-ratio-index-and-pso