# A quick and low-cost smartphone photogrammetry method for obtaining 3D particle size and shape

> Research article (Engineering Geology, 2023) · cited 59× · AI/ML

**Wikidata**: [openalex:W4377029984](https://www.wikidata.org/wiki/openalex:W4377029984)  
**Source**: https://4ort.xyz/entity/a-quick-and-low-cost-smartphone-photogrammetry-method-for-obtaining-3d-particle-size-and-shape