# Sustainable health state assessment and more productive maintenance of tunnel: A case study

> Research article (Journal of Cleaner Production, 2023) · cited 28× · AI/ML

**Wikidata**: [openalex:W4320730380](https://www.wikidata.org/wiki/openalex:W4320730380)  
**Source**: https://4ort.xyz/entity/sustainable-health-state-assessment-and-more-productive-maintenance-of-tunnel-a-case-study