To cite package ‘spduration’ in publications use:

Beger A, Chiba D, Hill, Jr. D, Metternich N, Minhas S, Ward M (2025). spduration: Split-Population Duration (Cure) Regression. R package version 0.17.3.9000, https://github.com/andybega/spduration.

Corresponding BibTeX entry:

  @Manual{,
    title = {spduration: Split-Population Duration (Cure) Regression},
    author = {Andreas Beger and Daina Chiba and Daniel W. {Hill, Jr.}
      and Nils W. Metternich and Shahryar Minhas and Michael D. Ward},
    year = {2025},
    note = {R package version 0.17.3.9000},
    url = {https://github.com/andybega/spduration},
  }