# Optimization of a three-echelon cold chain considering freshness-keeping efforts under cap-and-trade regulation in Industry 4.0

> Research article (International Journal of Production Economics, 2019) · cited 100× · AI/ML

**Wikidata**: [openalex:W2966670823](https://www.wikidata.org/wiki/openalex:W2966670823)  
**Source**: https://4ort.xyz/entity/optimization-of-a-three-echelon-cold-chain-considering-freshness-keeping-efforts-under-cap-and-trade-regulation-in-indus