To cite package ‘fitConic’ in publications use:

Witthoft C (2023). fitConic: Fit Data to Any Conic Section. R package version 1.2.1, https://CRAN.R-project.org/package=fitConic.

Corresponding BibTeX entry:

  @Manual{,
    title = {fitConic: Fit Data to Any Conic Section},
    author = {Carl Witthoft},
    year = {2023},
    note = {R package version 1.2.1},
    url = {https://CRAN.R-project.org/package=fitConic},
  }