# Free Motion around Black Holes with Disks or Rings: Between Integrability and Chaos–V

> Research article (The Astrophysical Journal, 2019) · cited 13× · AI/ML

**Wikidata**: [openalex:W2945296482](https://www.wikidata.org/wiki/openalex:W2945296482)  
**Source**: https://4ort.xyz/entity/free-motion-around-black-holes-with-disks-or-rings-between-integrability-and-chaosv