To cite package ‘mtdesign’ in publications use:

  Kirkpatrick J (2024). _mtdesign: Mander and Thompson Designs_. R
  package version 0.1.2, <https://github.com/openpharma/mtdesign>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {mtdesign: Mander and Thompson Designs},
    author = {John Kirkpatrick},
    year = {2024},
    note = {R package version 0.1.2},
    url = {https://github.com/openpharma/mtdesign},
  }