When using RWeka in publications, please cite both the RWeka interface and Weka itself:

To cite RWeka, the R interface to Weka, please use:

Kurt Hornik, Christian Buchta, Achim Zeileis (2009) Open-Source Machine Learning: R Meets Weka. Computational Statistics, 24(2), 225-232. doi:10.1007/s00180-008-0119-7

To cite Weka, please use:

Ian H. Witten and Eibe Frank (2005). Data Mining: Practical Machine Learning Tools and Techniques. 2nd Edition, Morgan Kaufmann, San Francisco.

Corresponding BibTeX entries:

  @Article{,
    title = {Open-Source Machine Learning: {R} Meets {Weka}},
    author = {Kurt Hornik and Christian Buchta and Achim Zeileis},
    journal = {Computational Statistics},
    year = {2009},
    volume = {24},
    number = {2},
    pages = {225--232},
    doi = {10.1007/s00180-008-0119-7},
  }
  @Book{,
    title = {Data Mining: Practical Machine Learning Tools and
      Techniques},
    author = {Ian H. Witten and Eibe Frank},
    year = {2005},
    edition = {2nd},
    publisher = {Morgan Kaufmann},
    address = {San Francisco},
  }