To cite package ‘mmrm’ in publications use:

  Sabanes Bove D, Li L, Dedic J, Kelkhoff D, Kunzmann K, Lang B, Stock
  C, Wang Y, James D, Sidi J, Leibovitz D, Sjoberg D (2024). _mmrm:
  Mixed Models for Repeated Measures_. R package version 0.3.14,
  <https://CRAN.R-project.org/package=mmrm>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {mmrm: Mixed Models for Repeated Measures},
    author = {Daniel {Sabanes Bove} and Liming Li and Julia Dedic and Doug Kelkhoff and Kevin Kunzmann and Brian Matthew Lang and Christian Stock and Ya Wang and Dan James and Jonathan Sidi and Daniel Leibovitz and Daniel D. Sjoberg},
    year = {2024},
    note = {R package version 0.3.14},
    url = {https://CRAN.R-project.org/package=mmrm},
  }