To cite package ‘fstcore’ in publications use:

  Klik M (2023). _fstcore: R Bindings to the 'Fstlib' Library_. R
  package version 0.9.18, <https://CRAN.R-project.org/package=fstcore>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {fstcore: R Bindings to the 'Fstlib' Library},
    author = {Mark Klik},
    year = {2023},
    note = {R package version 0.9.18},
    url = {https://CRAN.R-project.org/package=fstcore},
  }