# Hierarchical structures and uncertainty measures for intuitionistic fuzzy approximation space

> Research article (Information Sciences, 2015) · cited 35× · AI/ML

**Wikidata**: [openalex:W2202315680](https://www.wikidata.org/wiki/openalex:W2202315680)  
**Source**: https://4ort.xyz/entity/hierarchical-structures-and-uncertainty-measures-for-intuitionistic-fuzzy-approximation-space