# Challenge types in gaming validation of video game challenge inventory (CHA)

> Research article (International Journal of Human-Computer Studies, 2020) · cited 45× · AI/ML

**Wikidata**: [openalex:W3033275113](https://www.wikidata.org/wiki/openalex:W3033275113)  
**Source**: https://4ort.xyz/entity/challenge-types-in-gaming-validation-of-video-game-challenge-inventory-cha