To cite package ‘clisymbols’ in publications use:

  Csárdi G, Sorhus S (2024). _clisymbols: Unicode Symbols at the R
  Prompt_. R package version 1.2.0,
  <https://github.com/r-lib/clisymbols>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {clisymbols: Unicode Symbols at the R Prompt},
    author = {Gábor Csárdi and Sindre Sorhus},
    year = {2024},
    note = {R package version 1.2.0},
    url = {https://github.com/r-lib/clisymbols},
  }