To cite package ‘hset’ in publications use:

Ceoldo G (2023). hset: Sets of Numbers Implemented with Hash Tables. R package version 0.1.1, https://CRAN.R-project.org/package=hset.

Corresponding BibTeX entry:

  @Manual{,
    title = {hset: Sets of Numbers Implemented with Hash Tables},
    author = {Giacomo Ceoldo},
    year = {2023},
    note = {R package version 0.1.1},
    url = {https://CRAN.R-project.org/package=hset},
  }