To cite package ‘signs’ in publications use:

  Wolfe BE (2024). _signs: Insert Proper Minus Signs_. R package
  version 0.1.2.9000, <https://github.com/benjaminwolfe/signs>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {signs: Insert Proper Minus Signs},
    author = {Benjamin E. Wolfe},
    year = {2024},
    note = {R package version 0.1.2.9000},
    url = {https://github.com/benjaminwolfe/signs},
  }