To cite preseqR in publications use:

Deng C, Daley T and Smith AD (2015). Applications of species accumulation curves in large-scale biological data analysis. Quantitative Biology, 3(3), 135-144. URL https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4885658.

Deng C, Daley T, Calabrese P, Ren J and Smith AD (2018). Estimating the number of species to attain sufficient representation in a random sample. arXiv preprint. URL https://arxiv.org/abs/1607.02804v3.

Corresponding BibTeX entries:

  @Article{,
    title = {Applications of species accumulation curves in large-scale
      biological data analysis},
    author = {Chao Deng and Timothy Daley and Andrew D. Smith},
    journal = {Quantitative Biology},
    year = {2015},
    volume = {3},
    number = {3},
    pages = {135--144},
    url = {https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4885658},
  }

  @Article{,
    title = {Estimating the number of species to attain sufficient
      representation in a random sample},
    author = {Chao Deng and Timothy Daley and Peter Calabrese and Jie
      Ren and Andrew D. Smith},
    journal = {arXiv},
    year = {2018},
    url = {https://arxiv.org/abs/1607.02804v3},
  }