# Two-Hierarchy Entanglement Swapping for a Linear Optical Quantum Repeater

> Research article (Physical Review Letters, 2017) · cited 33× · AI/ML

**Wikidata**: [openalex:W2766093634](https://www.wikidata.org/wiki/openalex:W2766093634)  
**Source**: https://4ort.xyz/entity/two-hierarchy-entanglement-swapping-for-a-linear-optical-quantum-repeater