To cite SimNPH in publications use:

Klinglmüller F, Fellinger T, König F, Friede T, Hooker AC, Heinzl H, Mittlböck M, Brugger J, Bardo M, Huber C, Benda N, Heinzl H, Posch M, Ristl R (2025). “A Comparison of Statistical Methods for Time-To-Event Analyses in Randomized Controlled Trials Under Non-Proportional Hazards.” Statistics in Medicine, 44(5), e70019. doi:10.1002/sim.70019, https://doi.org/10.1002/sim.70019.

Corresponding BibTeX entry:

  @Article{klinglmuller2025comparison,
    author = {Florian Klinglmüller and Tobias Fellinger and Franz König
      and Tim Friede and Andrew C Hooker and Harald Heinzl and Martina
      Mittlböck and Jonas Brugger and Maximilian Bardo and Cynthia
      Huber and Norbert Benda and Harald Heinzl and Martin Posch and
      Robin Ristl},
    title = {A Comparison of Statistical Methods for Time-To-Event
      Analyses in Randomized Controlled Trials Under Non-Proportional
      Hazards},
    journal = {Statistics in Medicine},
    year = {2025},
    publisher = {Wiley Online Library},
    volume = {44},
    number = {5},
    pages = {e70019},
    url = {https://doi.org/10.1002/sim.70019},
    doi = {10.1002/sim.70019},
  }