# Evaluating the Potential of PPK Direct Georeferencing for UAV-SfM Photogrammetry and Precise Topographic Mapping

> Research article (2019) · cited 12× · AI/ML

**Wikidata**: [openalex:W2914956500](https://www.wikidata.org/wiki/openalex:W2914956500)  
**Source**: https://4ort.xyz/entity/evaluating-the-potential-of-ppk-direct-georeferencing-for-uav-sfm-photogrammetry-and-precise-topographic-mapping