# The gravity field model IGGT_R1 based on the second invariant of the GOCE gravitational gradient tensor

> Research article (Journal of Geodesy, 2017) · cited 27× · AI/ML

**Wikidata**: [openalex:W2770696985](https://www.wikidata.org/wiki/openalex:W2770696985)  
**Source**: https://4ort.xyz/entity/the-gravity-field-model-iggt-r1-based-on-the-second-invariant-of-the-goce-gravitational-gradient-tensor