To cite package ‘gicf’ in publications use:

Cibinel L, Roverato A, Vinciotti V (2025). gicf: Penalised Likelihood Estimation of a Covariance Matrix. R package version 1.0.1, https://CRAN.R-project.org/package=gicf.

Corresponding BibTeX entry:

  @Manual{,
    title = {gicf: Penalised Likelihood Estimation of a Covariance
      Matrix},
    author = {Luca Cibinel and Alberto Roverato and Veronica
      Vinciotti},
    year = {2025},
    note = {R package version 1.0.1},
    url = {https://CRAN.R-project.org/package=gicf},
  }