# Detection of road cavities in urban cities by 3D ground-penetrating radar

> Research article (Geophysics, 2021) · cited 124× · AI/ML

**Wikidata**: [openalex:W3128511978](https://www.wikidata.org/wiki/openalex:W3128511978)  
**Source**: https://4ort.xyz/entity/detection-of-road-cavities-in-urban-cities-by-3d-ground-penetrating-radar