# Topological information extraction from buildings in CityGML

> Research article (IOP Conference Series Earth and Environmental Science, 2018) · cited 19× · AI/ML

**Wikidata**: [openalex:W2887413499](https://www.wikidata.org/wiki/openalex:W2887413499)  
**Source**: https://4ort.xyz/entity/topological-information-extraction-from-buildings-in-citygml