# Natural selection and the reference grain problem

> Research article (Studies in History and Philosophy of Science Part A, 2019) · cited 11× · AI/ML

**Wikidata**: [openalex:W2922018161](https://www.wikidata.org/wiki/openalex:W2922018161)  
**Source**: https://4ort.xyz/entity/natural-selection-and-the-reference-grain-problem