# Automatic estimation of exercises<b>'</b>difficulty levels in a tutoring system for teaching the conversion of natural language into first‐order logic

> Research article (Expert Systems, 2016) · cited 12× · AI/ML

**Wikidata**: [openalex:W2556979914](https://www.wikidata.org/wiki/openalex:W2556979914)  
**Source**: https://4ort.xyz/entity/automatic-estimation-of-exercises-b-b-difficulty-levels-in-a-tutoring-system-for-teaching-the-conversion-of-natural-lang