# A WebGIS for Visualizing Historical Activities Based on Photos: The Project of Yunnan–Vietnam Railway Web Map

> Research article (Sustainability, 2021) · cited 13× · AI/ML

**Wikidata**: [openalex:W3119406725](https://www.wikidata.org/wiki/openalex:W3119406725)  
**Source**: https://4ort.xyz/entity/a-webgis-for-visualizing-historical-activities-based-on-photos-the-project-of-yunnanvietnam-railway-web-map