To cite package ‘multitools’ in publications use:

  Landau WM, Gao C, Revilla Sancho L (2024). _multitools: Tools for
  Contributing Packages to R-multiverse_. R package version 0.1.1, ,
  <https://github.com/r-multiverse/multitools>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {multitools: Tools for Contributing Packages to R-multiverse},
    author = {William Michael Landau and Charlie Gao and Lluís {Revilla Sancho}},
    year = {2024},
    note = {R package version 0.1.1, 
},
    url = {https://github.com/r-multiverse/multitools},
  }