To cite RItools in publications use:

Ben B. Hansen and Jake Bowers (2008). Covariate balance in simple, stratified and clustered comparative studies. Statistical Science. 23(2):219--236.
Jake Bowers, Mark Fredrickson, and Ben Hansen (2010). RItools:Randomization Inference Tools. R package version 0.1-11.

Please cite our article and package when using it for data analysis. If you would like BibTeX formated citations type ‘toBibtex(citation("RItools"))’ . See also ‘citation("pkgname")’ for citing R packages.

Corresponding BibTeX entries:

  @Article{,
    author = {Ben B. Hansen and Jake Bowers},
    journal = {Statistical Science},
    number = {2},
    pages = {219--236},
    title = {Covariate balance in simple, stratified and clustered
      comparative studies},
    volume = {23},
    year = {2008},
  }
  @Manual{,
    title = {RItools: Randomization Inference Tools},
    author = {Jake Bowers and Mark Fredrickson and Ben Hansen},
    note = {R package version 0.1-11},
    year = {2010},
    url = {http://www.jakebowers.org/RItools.html},
  }