# The Mag.num core field model as a parent for IGRF-13, and the recent evolution of the South Atlantic Anomaly

> Research article (Earth Planets and Space, 2021) · cited 19× · AI/ML

**Wikidata**: [openalex:W3163388205](https://www.wikidata.org/wiki/openalex:W3163388205)  
**Source**: https://4ort.xyz/entity/the-mag-num-core-field-model-as-a-parent-for-igrf-13-and-the-recent-evolution-of-the-south-atlantic-anomaly