To cite package ‘dspline’ in publications use:

  Hu A, Tibshirani R (2026). _dspline: Tools for Computations with
  Discrete Splines_. R package version 1.0.4.9000,
  <https://github.com/glmgen/dspline>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {dspline: Tools for Computations with Discrete Splines},
    author = {Addison Hu and Ryan Tibshirani},
    year = {2026},
    note = {R package version 1.0.4.9000},
    url = {https://github.com/glmgen/dspline},
  }