# Formation experiment with heading angle reference using sky polarization pattern at twilight

> Research article (Applied Optics, 2019) · cited 11× · AI/ML

**Wikidata**: [openalex:W2990588834](https://www.wikidata.org/wiki/openalex:W2990588834)  
**Source**: https://4ort.xyz/entity/formation-experiment-with-heading-angle-reference-using-sky-polarization-pattern-at-twilight