To cite {L0ggm} in publications use:

Alexander C (2026). L0ggm: Smooth L0 penalty approximations for Gaussian graphical models. doi:10.32614/CRAN.package.L0ggm.

Corresponding BibTeX entry:

  @Manual{L0ggm,
    title = {L0ggm: Smooth L0 penalty approximations for Gaussian
      graphical models},
    author = {Christensen, Alexander},
    year = {2026},
    doi = {10.32614/CRAN.package.L0ggm},
  }