Henan Polytechnic University 1

1. Multi-STAR-RIS NOMA: Clustering, RIS Assignment and Power Optimization
2. Accurate Approximation to Channel Distributions of Cascaded RIS-Aided Systems With Phase Errors Over Nakagami-m Channels
3. Covert Communication in Downlink NOMA Systems With Channel Uncertainty
4. Covert Communication in Downlink NOMA Systems With Channel Uncertainty
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