To cite package ‘MultiSpline’ in publications use:

Hait S (2026). MultiSpline: Spline-Based Nonlinear Modeling for Multilevel and Longitudinal Data. R package version 0.2.0, https://github.com/causalfragility-lab/multispline.

Corresponding BibTeX entry:

  @Manual{,
    title = {MultiSpline: Spline-Based Nonlinear Modeling for
      Multilevel and Longitudinal Data},
    author = {Subir Hait},
    year = {2026},
    note = {R package version 0.2.0},
    url = {https://github.com/causalfragility-lab/multispline},
  }