Citation information for 1) the Software 2) the tutorial on PAMMs 3) paper on cumulative effects/exposure-lag-response associations:

Bender A, Scheipl F (2018). “pammtools: Piece-wise exponential Additive Mixed Modeling tools.” arXiv:1806.01042 [stat]. http://arxiv.org/abs/1806.01042.

Bender A, Groll A, Scheipl F (2018). “A generalized additive model approach to time-to-event analysis.” Statistical Modelling. doi: 10.1177/1471082X17748083, https://doi.org/10.1177/1471082X17748083.

Bender, Andreas, Scheipl, Fabian, Hartl, Wolfgang, Day, G A, K├╝chenhoff, Helmut (2018). “Penalized estimation of complex, non-linear exposure-lag-response associations.” Biostatistics. doi: 10.1093/biostatistics/kxy003, https://dx.doi.org/10.1093/biostatistics/kxy003.

Corresponding BibTeX entries:

  @Article{,
    author = {Andreas Bender and Fabian Scheipl},
    title = {pammtools: Piece-wise exponential Additive Mixed Modeling
      tools},
    year = {2018},
    journal = {arXiv:1806.01042 [stat]},
    url = {http://arxiv.org/abs/1806.01042},
  }
  @Article{,
    author = {Andreas Bender and Andreas Groll and Fabian Scheipl},
    title = {A generalized additive model approach to time-to-event
      analysis},
    journal = {Statistical Modelling},
    year = {2018},
    doi = {10.1177/1471082X17748083},
    url = {https://doi.org/10.1177/1471082X17748083},
  }
  @Article{,
    author = {{Bender} and {Andreas} and {Scheipl} and {Fabian} and
      {Hartl} and {Wolfgang} and {Day} and Andrew G and {K├╝chenhoff}
      and {Helmut}},
    title = {Penalized estimation of complex, non-linear
      exposure-lag-response associations},
    journal = {Biostatistics},
    year = {2018},
    doi = {10.1093/biostatistics/kxy003},
    url = {https://dx.doi.org/10.1093/biostatistics/kxy003},
  }