To cite package ‘DAISIE’ in publications use:

  Etienne R, Valente L, Phillimore A, Haegeman B, Lambert J, Santos
  Neves P, Xie S, Bilderbeek R, Hildenbrandt H (2023). _DAISIE:
  Dynamical Assembly of Islands by Speciation, Immigration and
  Extinction_. R package version 4.4.1,
  <https://CRAN.R-project.org/package=DAISIE>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {DAISIE: Dynamical Assembly of Islands by Speciation, Immigration and
Extinction},
    author = {Rampal S. Etienne and Luis Valente and Albert B. Phillimore and Bart Haegeman and Joshua W. Lambert and Pedro {Santos Neves} and Shu Xie and Richèl J.C. Bilderbeek and Hanno Hildenbrandt},
    year = {2023},
    note = {R package version 4.4.1},
    url = {https://CRAN.R-project.org/package=DAISIE},
  }