# <i>Gaia</i>reference frame amid quasar variability and proper motion patterns in the data

> Research article (Astronomy and Astrophysics, 2016) · cited 21× · AI/ML

**Wikidata**: [openalex:W2173304562](https://www.wikidata.org/wiki/openalex:W2173304562)  
**Source**: https://4ort.xyz/entity/i-gaia-i-reference-frame-amid-quasar-variability-and-proper-motion-patterns-in-the-data