To cite the GGMselect package in publications use:

Christophe Giraud, Sylvie Huet, Nicolas Verzelem. (2009). Graph selection with GGMselect. http://fr.arxiv.org/abs/0907.0619

Corresponding BibTeX entry:

  @Misc{,
    author = {{Giraud} and {Christophe} and {Huet} and {Sylvie} and
      {Verzelem} and {Nicolas}},
    title = {Graph selection with GGMselect},
    howpublished = {arXiv:0907.0619},
    year = {2009},
    url = {http://fr.arxiv.org/abs/0907.0619},
  }