To cite package ‘CausalSpline’ in publications use:

  Hait S (2026). _CausalSpline: Nonlinear Causal Dose-Response
  Estimation via Splines_. R package version 0.1.0,
  <https://github.com/causalfragility-lab/causalspline>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {CausalSpline: Nonlinear Causal Dose-Response Estimation via Splines},
    author = {Subir Hait},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://github.com/causalfragility-lab/causalspline},
  }