To cite package ‘ipolygrowth’ in publications use:

Wang J, Barger K (2024). ipolygrowth: Individual Growth Curve Parameter Calculation using Polynomial Functions. R package version 1.0.0.9000, https://github.com/kivanvan/ipolygrowth.

Corresponding BibTeX entry:

  @Manual{,
    title = {ipolygrowth: Individual Growth Curve Parameter Calculation
      using Polynomial Functions},
    author = {Jifan Wang and Kathryn Barger},
    year = {2024},
    note = {R package version 1.0.0.9000},
    url = {https://github.com/kivanvan/ipolygrowth},
  }