# Quantum reference frames from top-down crossed products

> Research article (Physical review. D/Physical review. D., 2024) · cited 22× · AI/ML

**Wikidata**: [openalex:W4402308393](https://www.wikidata.org/wiki/openalex:W4402308393)  
**Source**: https://4ort.xyz/entity/quantum-reference-frames-from-top-down-crossed-products