Powers, David M W (1998). Applications and explanations of Zipf's law. Joint conference on new methods in language processing and computational natural language learning. Association for Computational Linguistics. pp. 151–160. Archived from the original on 2015-09-10. Retrieved 2015-02-02.
Lin, Ruokuang; Ma, Qianli D. Y.; Bian, Chunhua (2014). "Scaling laws in human speech, decreasing emergence of new words and a generalized model". arXiv:1412.4846 [cs.CL].
Fagan, Stephen; Gençay, Ramazan (2010), "An introduction to textual econometrics", in Ullah, Aman; Giles, David E. A. (eds.), Handbook of Empirical Economics and Finance, CRC Press, pp. 133–153, ISBN9781420070361. P. 139: "For example, in the Brown Corpus, consisting of over one million words, half of the word volume consists of repeated uses of only 135 words."
Eftekhari, Ali (2006). "Fractal geometry of texts: An initial application to the works of Shakespeare". Journal of Quantitative Linguistic. 13 (2–3): 177–193. doi:10.1080/09296170600850106. S2CID17657731.
Mohammadi, Mehdi (2016). "Parallel Document Identification using Zipf's Law"(PDF). Proceedings of the Ninth Workshop on Building and Using Comparable Corpora. LREC 2016. Portorož, Slovenia. pp. 21–25. Archived(PDF) from the original on 2018-03-23.
Eftekhari, Ali (2006). "Fractal geometry of texts: An initial application to the works of Shakespeare". Journal of Quantitative Linguistic. 13 (2–3): 177–193. doi:10.1080/09296170600850106. S2CID17657731.
Powers, David M W (1998). Applications and explanations of Zipf's law. Joint conference on new methods in language processing and computational natural language learning. Association for Computational Linguistics. pp. 151–160. Archived from the original on 2015-09-10. Retrieved 2015-02-02.
Mohammadi, Mehdi (2016). "Parallel Document Identification using Zipf's Law"(PDF). Proceedings of the Ninth Workshop on Building and Using Comparable Corpora. LREC 2016. Portorož, Slovenia. pp. 21–25. Archived(PDF) from the original on 2018-03-23.