# Model Theory of XPath on Data Trees. Part I: Bisimulation and Characterization

> Research article (Journal of Artificial Intelligence Research, 2015) · cited 15× · AI/ML

**Wikidata**: [openalex:W2213813753](https://www.wikidata.org/wiki/openalex:W2213813753)  
**Source**: https://4ort.xyz/entity/model-theory-of-xpath-on-data-trees-part-i-bisimulation-and-characterization