To cite package ‘features’ in publications use:

Varadhan R, University JH, Subramaniam M, Labs. AR (2025). features: Feature Extraction for Discretely-Sampled Functional Data. R package version 2025.1, https://CRAN.R-project.org/package=features.

Corresponding BibTeX entry:

  @Manual{,
    title = {features: Feature Extraction for Discretely-Sampled
      Functional Data},
    author = {Ravi Varadhan and Johns Hopkins University and MKG
      Subramaniam and AT&T Reserach Labs.},
    year = {2025},
    note = {R package version 2025.1},
    url = {https://CRAN.R-project.org/package=features},
  }