To cite package ‘made4’ in publications use:

  Culhane AC, Thioulouse J, Perriere G, Higgins DG MADE4:an R package
  for multivariate analysis of gene expression data Bioinformatics
  21(11): 2789-90. (2005).

A BibTeX entry for LaTeX users is

  @Article{,
    title = {MADE4: an R package for multivariate analysis of gene expression data},
    author = {Aedin C Culhane and J Thioulouse and G Perriere and Desmond G Higgins},
    journal = {Bioinformatics},
    year = {2005},
    volume = {21(11)},
    pages = {2789-90.},
    doi = {10.1093/bioinformatics/bti394},
  }