Hornik, Kurt, Patrick Mair, Johannes Rauch, Wilhelm Geiger, Christian Buchta, and Ingo Feinerer. “The Textcat Package for N-Gram Based Text Categorization in R”. Journal of Statistical Software 52, no. 6 (February 7, 2013): 1–17. Accessed April 25, 2024. https://www.jstatsoft.org/index.php/jss/article/view/v052i06.