To cite package ‘changepoint.np’ in publications use:

  Haynes K, Killick R (2022). _changepoint.np: Methods for
  Nonparametric Changepoint Detection_. R package version 1.0.5,
  <https://CRAN.R-project.org/package=changepoint.np>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {changepoint.np: Methods for Nonparametric Changepoint Detection},
    author = {Kaylea Haynes and Rebecca Killick},
    year = {2022},
    note = {R package version 1.0.5},
    url = {https://CRAN.R-project.org/package=changepoint.np},
  }