# Characteristic Analysis and Calculation of Frequencies of Voltages in Out-of-Step Oscillation Power System and a Frequency-Based Out-of-Step Protection

> Research article (IEEE Transactions on Power Systems, 2018) · cited 29× · AI/ML

**Wikidata**: [openalex:W2887409643](https://www.wikidata.org/wiki/openalex:W2887409643)  
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