# 2D He<sup>+</sup>pickup ion velocity distribution functions: STEREO PLASTIC observations

> Research article (Astronomy and Astrophysics, 2015) · cited 33× · AI/ML

**Wikidata**: [openalex:W1994443389](https://www.wikidata.org/wiki/openalex:W1994443389)  
**Source**: https://4ort.xyz/entity/2d-he-sup-sup-pickup-ion-velocity-distribution-functions-stereo-plastic-observations