# Variable Stiffness Spring Actuators for Low-Energy-Cost Human Augmentation

> Research article (IEEE Transactions on Robotics, 2019) · cited 72× · AI/ML

**Wikidata**: [openalex:W2972415189](https://www.wikidata.org/wiki/openalex:W2972415189)  
**Source**: https://4ort.xyz/entity/variable-stiffness-spring-actuators-for-low-energy-cost-human-augmentation