To cite PearsonDS in publications use

Martin Becker (2012). PearsonDS: Pearson Distribution System. R package version 0.93. URL http://CRAN.R-project.org/package=PearsonDS

Corresponding BibTeX entry:

  @Manual{,
    title = {{PearsonDS}: Pearson Distribution System},
    author = {Martin Becker},
    year = {2012},
    note = {R package version 0.93},
    url = {http://CRAN.R-project.org/package=PearsonDS},
  }