# Secure Communication in UAV–RIS-Empowered Multiuser Networks: Joint Beamforming, Phase Shift, and UAV Trajectory Optimization

> Research article (IEEE Systems Journal, 2024) · cited 30× · AI/ML

**Wikidata**: [openalex:W4394586120](https://www.wikidata.org/wiki/openalex:W4394586120)  
**Source**: https://4ort.xyz/entity/secure-communication-in-uavris-empowered-multiuser-networks-joint-beamforming-phase-shift-and-uav-trajectory-optimizatio