To cite package ‘ptwikiwords’ in publications use:

Falbel D (2016). ptwikiwords: Words Used in Portuguese Wikipedia. R package version 0.0.3, https://github.com/dfalbel/ptwikiwords.

Corresponding BibTeX entry:

  @Manual{,
    title = {ptwikiwords: Words Used in Portuguese Wikipedia},
    author = {Daniel Falbel},
    year = {2016},
    note = {R package version 0.0.3},
    url = {https://github.com/dfalbel/ptwikiwords},
  }