# How grammar grows out of social interaction: From multi-unit to single-unit question

> Research article (Open Linguistics, 2021) · cited 21× · AI/ML

**Wikidata**: [openalex:W4206437163](https://www.wikidata.org/wiki/openalex:W4206437163)  
**Source**: https://4ort.xyz/entity/how-grammar-grows-out-of-social-interaction-from-multi-unit-to-single-unit-question