To cite didgpu in publications, cite the package and the original
method paper(s) you use:

  Ammons J (2026). _didgpu: GPU-Accelerated, Checkpointed
  Difference-in-Differences Estimators_. R package version 0.1.0,
  <https://github.com/JoshuaAmmons/didgpu>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {{didgpu}: GPU-Accelerated, Checkpointed Difference-in-Differences Estimators},
    author = {Joshua Ammons},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://github.com/JoshuaAmmons/didgpu},
  }

didgpu reimplements published estimators. Please also cite the relevant
method paper(s) -- de Chaisemartin & D'Haultfoeuille (2020, 2024);
Callaway & Sant'Anna (2021); Callaway, Goodman-Bacon & Sant'Anna
(2024); Liu, Wang & Xu (2024); Goodman-Bacon (2021); Freyaldenhoven,
Hansen & Shapiro (2019); Rambachan & Roth (2023); Kwon & Roth (2026) --
shown on each estimator's help page.