# Green efficiency changes of comprehensive transportation in China: Technological change or technical efficiency change?

> Research article (Journal of Cleaner Production, 2021) · cited 31× · AI/ML

**Wikidata**: [openalex:W3153637863](https://www.wikidata.org/wiki/openalex:W3153637863)  
**Source**: https://4ort.xyz/entity/green-efficiency-changes-of-comprehensive-transportation-in-china-technological-change-or-technical-efficiency-change