To cite gWidgetsWWW in publications use:

John Verzani (2012). gWidgetsWWW: Creating Interactive Web Pages within R. Journal of Statistical Software, 49(10), 1-12. URL http://www.jstatsoft.org/v49/i10/.

Corresponding BibTeX entry:

  @Article{,
    title = {{gWidgetsWWW}: Creating Interactive Web Pages within {R}},
    author = {John Verzani},
    journal = {Journal of Statistical Software},
    year = {2012},
    volume = {49},
    number = {10},
    pages = {1--12},
    url = {http://www.jstatsoft.org/v49/i10/},
  }