To cite package ‘sdf.test’ in publications use:

  Nadin I, Krivobokova T, Enikeeva F, Klockmann K (2026). _sdf.test:
  Nonparametric Two Sample Test for Equality of Spectral Densities_. R
  package version 0.0.1.0,
  <https://CRAN.R-project.org/package=sdf.test>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {sdf.test: Nonparametric Two Sample Test for Equality of Spectral Densities},
    author = {Ilaria Nadin and Tatyana Krivobokova and Farida Enikeeva and Karolina Klockmann},
    year = {2026},
    note = {R package version 0.0.1.0},
    url = {https://CRAN.R-project.org/package=sdf.test},
  }