@article{Hejazi2026UserClustering,
  title = {Optimizing Spectral Efficiency through User Clustering in User-centric Cell-free Massive MIMO Environment for 6G Wireless Network},
  author = {Hejazi, Pooya and Sabaei, Masoud},
  journal = {Journal of Communications and Networks},
  year = {2026},
  volume = {28},
  number = {1},
  pages = {30--39},
  doi = {10.23919/JCN.2025.000085},
  url = {https://doi.org/10.23919/JCN.2025.000085}
}