To cite package ‘themis’ in publications use:

  Hvitfeldt E (2024). _themis: Extra Recipes Steps for Dealing with
  Unbalanced Data_. R package version 1.0.2.9000, ,
  <https://github.com/tidymodels/themis>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {themis: Extra Recipes Steps for Dealing with Unbalanced Data},
    author = {Emil Hvitfeldt},
    year = {2024},
    note = {R package version 1.0.2.9000, 
},
    url = {https://github.com/tidymodels/themis},
  }