# Step by step: A hierarchical framework for multi-hop knowledge graph reasoning with reinforcement learning

> Research article (Knowledge-Based Systems, 2022) · cited 50× · AI/ML

**Wikidata**: [openalex:W4224324695](https://www.wikidata.org/wiki/openalex:W4224324695)  
**Source**: https://4ort.xyz/entity/step-by-step-a-hierarchical-framework-for-multi-hop-knowledge-graph-reasoning-with-reinforcement-learning