To cite adegraphics in publications use this reference:

Aurélie Siberchicot, Alice Julien-Laferrière, Anne-Béatrice Dufour, Jean Thioulouse and Stéphane Dray (2017). adegraphics: An S4 Lattice-Based Package for the Representation of Multivariate Data. The R Journal. 9:2. 198--212. https://journal.r-project.org/archive/2017/RJ-2017-042/index.html

Corresponding BibTeX entry:

  @Article{,
    title = {{adegraphics: An S4 Lattice-Based Package for the
      Representation of Multivariate Data}},
    author = {Aurélie Siberchicot and Alice Julien-Laferrière and
      Anne-Béatrice Dufour and Jean Thioulouse and Stéphane Dray},
    journal = {{The R Journal}},
    year = {2017},
    volume = {9},
    pages = {198--212},
    number = {2},
    url =
      {https://journal.r-project.org/archive/2017/RJ-2017-042/index.html},
  }