# Hierarchical visualization of geographical areal data with spatial attribute association

> Research article (Visual Informatics, 2021) · cited 16× · AI/ML

**Wikidata**: [openalex:W3202928649](https://www.wikidata.org/wiki/openalex:W3202928649)  
**Source**: https://4ort.xyz/entity/hierarchical-visualization-of-geographical-areal-data-with-spatial-attribute-association