To cite package ‘FOCI’ in publications use:

Azadkia M, Chatterjee S, Matloff N (2021). FOCI: Feature Ordering by Conditional Independence. R package version 0.1.3, https://CRAN.R-project.org/package=FOCI.

Corresponding BibTeX entry:

  @Manual{,
    title = {FOCI: Feature Ordering by Conditional Independence},
    author = {Mona Azadkia and Sourav Chatterjee and Norman Matloff},
    year = {2021},
    note = {R package version 0.1.3},
    url = {https://CRAN.R-project.org/package=FOCI},
  }