To cite package ‘FlexVarJM’ in publications use:

Courcoul L, Barbieri A, Jacqmin-Gadda H (2023). FlexVarJM: Estimate Joint Models with Subject-Specific Variance. R package version 0.1.0, https://CRAN.R-project.org/package=FlexVarJM.

Corresponding BibTeX entry:

  @Manual{,
    title = {FlexVarJM: Estimate Joint Models with Subject-Specific
      Variance},
    author = {Léonie Courcoul and Antoine Barbieri and Hélène
      Jacqmin-Gadda},
    year = {2023},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=FlexVarJM},
  }