# Event-triggered discrete extended state observer–based model-free controller for quadrotor position and attitude trajectory tracking

> Research article (Proceedings of the Institution of Mechanical Engineers Part I Journal of Systems and Control Engineering, 2021) · cited 13× · AI/ML

**Wikidata**: [openalex:W3214639515](https://www.wikidata.org/wiki/openalex:W3214639515)  
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