To cite package ‘npcure’ in publications use:

López-de-Ullibarri I, López-Cheda A, Jácome M (2020). npcure: Nonparametric Estimation in Mixture Cure Models. R package version 0.1-5, https://CRAN.R-project.org/package=npcure.

Corresponding BibTeX entry:

  @Manual{,
    title = {npcure: Nonparametric Estimation in Mixture Cure Models},
    author = {Ignacio López-de-Ullibarri and Ana López-Cheda and Maria
      Amalia Jácome},
    year = {2020},
    note = {R package version 0.1-5},
    url = {https://CRAN.R-project.org/package=npcure},
  }