To cite package ‘zstd’ in publications use:

  Csárdi G, Collet Y, rxi (2026). _zstd: Zstandard Compression_. R
  package version 0.1.0, <https://CRAN.R-project.org/package=zstd>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {zstd: Zstandard Compression},
    author = {Gábor Csárdi and Yann Collet and {rxi}},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=zstd},
  }