# A strategy-based framework for supplier selection: a grey PCA-DEA approach

> Research article (Operational Research, 2020) · cited 22× · AI/ML

**Wikidata**: [openalex:W3010863701](https://www.wikidata.org/wiki/openalex:W3010863701)  
**Source**: https://4ort.xyz/entity/a-strategy-based-framework-for-supplier-selection-a-grey-pca-dea-approach