Paper  doi  bibtex   

@article{YeB18,
  author =        {Ye, Min and Barg, Alexander},
  journal =       {IEEE Trans. Inform. Theory},
  number =        {8},
  pages =         {5662--5676},
  title =         {Optimal schemes for discrete distribution estimation
                   under locally differential privacy},
  volume =        {64},
  year =          {2018},
  doi =           {10.1109/TIT.2018.2809790},
  issn =          {0018-9448},
  url =           {https://doi.org/10.1109/TIT.2018.2809790},
}