# 35 years of grey system theory in economics and education

> Research article (Kybernetes, 2023) · cited 33× · AI/ML

**Wikidata**: [openalex:W4387856280](https://www.wikidata.org/wiki/openalex:W4387856280)  
**Source**: https://4ort.xyz/entity/35-years-of-grey-system-theory-in-economics-and-education