# Design and optimization of exoskeleton structure of lower limb knee joint based on cross four-bar linkage

> Research article (AIP Advances, 2021) · cited 37× · AI/ML

**Wikidata**: [openalex:W3172749233](https://www.wikidata.org/wiki/openalex:W3172749233)  
**Source**: https://4ort.xyz/entity/design-and-optimization-of-exoskeleton-structure-of-lower-limb-knee-joint-based-on-cross-four-bar-linkage