# Energy Efficiency–Delay Tradeoff for a Cooperative NOMA System

> Research article (IEEE Communications Letters, 2019) · cited 20× · AI/ML

**Wikidata**: [openalex:W2917532844](https://www.wikidata.org/wiki/openalex:W2917532844)  
**Source**: https://4ort.xyz/entity/energy-efficiencydelay-tradeoff-for-a-cooperative-noma-system