# PLL-Based Sliding Mode Observer Estimators for Sensorless Control of Rotor-Tied DFIG Systems

> Research article (IEEE Transactions on Industry Applications, 2019) · cited 19× · AI/ML

**Wikidata**: [openalex:W2965193192](https://www.wikidata.org/wiki/openalex:W2965193192)  
**Source**: https://4ort.xyz/entity/pll-based-sliding-mode-observer-estimators-for-sensorless-control-of-rotor-tied-dfig-systems