To cite the 'LMMstar' package in publications use the following text:

Ozenne B, Forman J (2021). LMMstar: Repeated measurement models for discrete times. R package version 0.3.3.

Corresponding BibTeX entry:

  @Manual{,
    title = {LMMstar: Repeated measurement models for discrete times},
    author = {Brice Ozenne and Julie Forman},
    year = {2021},
    note = {R package version 0.3.3},
  }