To cite package ‘LMMELSM’ in publications use:

  Martin S, Rast P (2025). _LMMELSM: Fit Latent Multivariate Mixed
  Effects Location Scale Models_. R package version 0.2.1,
  <https://CRAN.R-project.org/package=LMMELSM>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {LMMELSM: Fit Latent Multivariate Mixed Effects Location Scale Models},
    author = {Stephen Martin and Philippe Rast},
    year = {2025},
    note = {R package version 0.2.1},
    url = {https://CRAN.R-project.org/package=LMMELSM},
  }