# Evolution of direct reciprocity in group-structured populations

> Research article (Scientific Reports, 2022) · cited 14× · AI/ML

**Wikidata**: [openalex:W4308344331](https://www.wikidata.org/wiki/openalex:W4308344331)  
**Source**: https://4ort.xyz/entity/evolution-of-direct-reciprocity-in-group-structured-populations