# Smartphone-Based Indoor Localization within a 13th Century Historic Building

> Research article (Sensors, 2018) · cited 23× · AI/ML

**Wikidata**: [openalex:W2901943669](https://www.wikidata.org/wiki/openalex:W2901943669)  
**Source**: https://4ort.xyz/entity/smartphone-based-indoor-localization-within-a-13th-century-historic-building