# A method for autonomous collision-free navigation of a quadrotor UAV in unknown tunnel-like environments

> Research article (Robotica, 2021) · cited 39× · AI/ML

**Wikidata**: [openalex:W3173650372](https://www.wikidata.org/wiki/openalex:W3173650372)  
**Source**: https://4ort.xyz/entity/a-method-for-autonomous-collision-free-navigation-of-a-quadrotor-uav-in-unknown-tunnel-like-environments