To cite package ‘APS’ in publications use:

  Lange, T.M., Gültas, M., Schmitt, A.O. & Heinrich, F. optRF:
  Optimising random forest stability by determining the optimal number
  of trees. BMC Bioinformatics 26, 95 (2025).
  https://doi.org/10.1186/s12859-025-06097-1

A BibTeX entry for LaTeX users is

  @Article{,
    title = {optRF: Optimising random forest stability by determining the optimal number of trees},
    author = {Thomas M. Lange and Mehmet Gültas and Armin O. Schmitt and Felix Heinrich},
    journal = {BMC Bioinformatics},
    year = {2025},
    doi = {10.1186/s12859-025-06097-1},
  }