# Simple Robust PID Tuning for Magnetic Levitation Systems Using Model-free Control and $${{\cal H}_\infty}$$ Control Strategies

> Research article (International Journal of Control Automation and Systems, 2021) · cited 14× · AI/ML

**Wikidata**: [openalex:W3197643126](https://www.wikidata.org/wiki/openalex:W3197643126)  
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