# User-Cell Association for Security and Energy Efficiency in Ultra-Dense Heterogeneous Networks

> Research article (Sensors, 2021) · cited 17× · AI/ML

**Wikidata**: [openalex:W3119972301](https://www.wikidata.org/wiki/openalex:W3119972301)  
**Source**: https://4ort.xyz/entity/user-cell-association-for-security-and-energy-efficiency-in-ultra-dense-heterogeneous-networks