# Variable selection in Data Envelopment Analysis

> Research article (European Journal of Operational Research, 2019) · cited 48× · AI/ML

**Wikidata**: [openalex:W2973859103](https://www.wikidata.org/wiki/openalex:W2973859103)  
**Source**: https://4ort.xyz/entity/variable-selection-in-data-envelopment-analysis