To cite package ‘vachette’ in publications use:

  Lommerse J, Largajolli A, Craig J (2024). _vachette: A Method for
  Visualization of Pharmacometric Models_. R package version 0.40.1,
  <https://CRAN.R-project.org/package=vachette>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {vachette: A Method for Visualization of Pharmacometric Models},
    author = {Jos Lommerse and Anna Largajolli and James Craig},
    year = {2024},
    note = {R package version 0.40.1},
    url = {https://CRAN.R-project.org/package=vachette},
  }