references.bib

@Manual{R-base,
  title = {R: A Language and Environment for Statistical
           Computing},
  author = {{R Core Team}},
  organization = {R Foundation for Statistical Computing},
  address = {Vienna, Austria},
  year = {2019},
  url = {https://www.R-project.org},
}
  @Article{tidyverse,
    title = {Welcome to the {tidyverse}},
    author = {Hadley Wickham and Mara Averick and Jennifer Bryan and
      Winston Chang and Lucy D'Agostino McGowan and Romain François and
      Garrett Grolemund and Alex Hayes and Lionel Henry and Jim Hester
      and Max Kuhn and Thomas Lin Pedersen and Evan Miller and Stephan
      Milton Bache and Kirill Müller and Jeroen Ooms and David Robinson
      and Dana Paige Seidel and Vitalie Spinu and Kohske Takahashi and
      Davis Vaughan and Claus Wilke and Kara Woo and Hiroaki Yutani},
    year = {2019},
    journal = {Journal of Open Source Software},
    volume = {4},
    number = {43},
    pages = {1686},
    doi = {10.21105/joss.01686},
  }
   @Article{tidytext,
    title = {tidytext: Text Mining and Analysis Using Tidy Data
      Principles in R},
    author = {Julia Silge and David Robinson},
    doi = {10.21105/joss.00037},
    url = {http://dx.doi.org/10.21105/joss.00037},
    year = {2016},
    publisher = {The Open Journal},
    volume = {1},
    number = {3},
    journal = {JOSS},
  }
  @Article{tidytext,
    title = {tidytext: Text Mining and Analysis Using Tidy Data
      Principles in R},
    author = {Julia Silge and David Robinson},
    doi = {10.21105/joss.00037},
    url = {http://dx.doi.org/10.21105/joss.00037},
    year = {2016},
    publisher = {The Open Journal},
    volume = {1},
    number = {3},
    journal = {JOSS},
  }
  @Manual{wordcloud, 
  title = {wordcloud: Word Clouds},
  author = {Ian Fellows},
  year = {2018},
  note = {Version:2.6}, 
  url = {https://cran.r-project.org/web/packages/wordcloud/index.html}
  }
  @Article{igraph,
    title = {The igraph software package for complex network research},
    author = {Gabor Csardi and Tamas Nepusz},
    journal = {InterJournal},
    volume = {Complex Systems},
    pages = {1695},
    year = {2006},
    url = {https://igraph.org},
  }
  @Manual{ggraph,
  title = {ggraph: An Implementation of Grammar of Graphics for Graphs and Networks},
  author = {Thomas Lin Pedersen},
  year = {2022},
  note = {https://ggraph.data-imaginist.com, https://github.com/thomasp85/ggraph},
}