To cite package ‘schumaker’ in publications use:

Baumann S, Klymak M (2026). schumaker: Schumaker Shape-Preserving Spline. R package version 1.2.2, https://CRAN.R-project.org/package=schumaker.

Corresponding BibTeX entry:

  @Manual{,
    title = {schumaker: Schumaker Shape-Preserving Spline},
    author = {Stuart Baumann and Margaryta Klymak},
    year = {2026},
    note = {R package version 1.2.2},
    url = {https://CRAN.R-project.org/package=schumaker},
  }