# Extrinsic Calibration of Multiple Two-Dimensional Laser Rangefinders Based on a Trihedron

> Research article (Sensors, 2020) · cited 18× · AI/ML

**Wikidata**: [openalex:W3013147370](https://www.wikidata.org/wiki/openalex:W3013147370)  
**Source**: https://4ort.xyz/entity/extrinsic-calibration-of-multiple-two-dimensional-laser-rangefinders-based-on-a-trihedron