# Adaptive tracking control for underactuated mechanical systems with relative degree two

> Research article (Automatica, 2021) · cited 22× · AI/ML

**Wikidata**: [openalex:W3156911523](https://www.wikidata.org/wiki/openalex:W3156911523)  
**Source**: https://4ort.xyz/entity/adaptive-tracking-control-for-underactuated-mechanical-systems-with-relative-degree-two