# Is Adult Second Language Acquisition Defective?

> Research article (Frontiers in Psychology, 2020) · cited 14× · AI/ML

**Wikidata**: [openalex:W3046630441](https://www.wikidata.org/wiki/openalex:W3046630441)  
**Source**: https://4ort.xyz/entity/is-adult-second-language-acquisition-defective