# Queries with negation and inequalities over lightweight ontologies

> Research article (Journal of Web Semantics, 2015) · cited 43× · AI/ML

**Wikidata**: [openalex:W753170256](https://www.wikidata.org/wiki/openalex:W753170256)  
**Source**: https://4ort.xyz/entity/queries-with-negation-and-inequalities-over-lightweight-ontologies