To cite package ‘tm’ in publications use:

  Feinerer I, Hornik K (2024). _tm: Text Mining Package_. R package
  version 0.7-14, <https://tm.r-forge.r-project.org/>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {tm: Text Mining Package},
    author = {Ingo Feinerer and Kurt Hornik},
    year = {2024},
    note = {R package version 0.7-14},
    url = {https://tm.r-forge.r-project.org/},
  }

  Feinerer I, Hornik K, Meyer D (2008). “Text Mining Infrastructure in
  R.” _Journal of Statistical Software_, *25*(5), 1-54.
  doi:10.18637/jss.v025.i05 <https://doi.org/10.18637/jss.v025.i05>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Text Mining Infrastructure in R},
    author = {Ingo Feinerer and Kurt Hornik and David Meyer},
    year = {2008},
    journal = {Journal of Statistical Software},
    volume = {25},
    number = {5},
    pages = {1--54},
    month = {March},
    doi = {10.18637/jss.v025.i05},
  }