To cite the DFR method in publications use

  Feser F, Evangelou M (2024). “Dual feature reduction for the
  sparse-group lasso and its adaptive variant.” _arXiv_.
  doi:10.48550/arXiv.2405.17094
  <https://doi.org/10.48550/arXiv.2405.17094>,
  <https://arxiv.org/abs/2405.17094>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Dual feature reduction for the sparse-group lasso and its adaptive variant},
    author = {Fabio Feser and Marina Evangelou},
    journal = {arXiv},
    year = {2024},
    doi = {10.48550/arXiv.2405.17094},
    url = {https://arxiv.org/abs/2405.17094},
  }

To cite the dfr R package in publications use:

  Feser F (2024). _dfr_. <https://CRAN.R-project.org/package=dfr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {dfr},
    author = {Fabio Feser},
    year = {2024},
    url = {https://CRAN.R-project.org/package=dfr},
  }