To cite package ‘PwePred’ in publications use:

  Xu T (2026). _PwePred: Event/Timeline Prediction Model Based on
  Piecewise Exponential_. R package version 1.1.2,
  <https://CRAN.R-project.org/package=PwePred>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {PwePred: Event/Timeline Prediction Model Based on Piecewise Exponential},
    author = {Tianchen Xu},
    year = {2026},
    note = {R package version 1.1.2},
    url = {https://CRAN.R-project.org/package=PwePred},
  }