To cite package ‘registr’ in publications use:

  Wrobel J, Bauer A, McDonnell E, Goldsmith J (2024). _registr: Curve
  Registration for Exponential Family Functional Data_. R package
  version 2.1.0, <https://github.com/julia-wrobel/registr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {registr: Curve Registration for Exponential Family Functional Data},
    author = {Julia Wrobel and Alexander Bauer and Erin McDonnell and Jeff Goldsmith},
    year = {2024},
    note = {R package version 2.1.0},
    url = {https://github.com/julia-wrobel/registr},
  }