To cite package ‘uGMAR’ in publications use:

  Virolainen S (2024). _uGMAR: Estimate Univariate Gaussian and
  Student's t Mixture Autoregressive Models_. R package version 3.5.1,
  <https://CRAN.R-project.org/package=uGMAR>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {uGMAR: Estimate Univariate Gaussian and Student's t Mixture
Autoregressive Models},
    author = {Savi Virolainen},
    year = {2024},
    note = {R package version 3.5.1},
    url = {https://CRAN.R-project.org/package=uGMAR},
  }