# Contrastive heterogeneous graphs learning for multi-hop machine reading comprehension

> Research article (World Wide Web, 2021) · cited 10× · AI/ML

**Wikidata**: [openalex:W4200436122](https://www.wikidata.org/wiki/openalex:W4200436122)  
**Source**: https://4ort.xyz/entity/contrastive-heterogeneous-graphs-learning-for-multi-hop-machine-reading-comprehension