# On the use of super-efficiency procedures for ranking efficient units and identifying outliers

> Research article (Annals of Operations Research, 2015) · cited 46× · AI/ML

**Wikidata**: [openalex:W1893408127](https://www.wikidata.org/wiki/openalex:W1893408127)  
**Source**: https://4ort.xyz/entity/on-the-use-of-super-efficiency-procedures-for-ranking-efficient-units-and-identifying-outliers