To cite package ‘randomPlantedForest’ in publications use:

  Hiabu et. al. (2020). Random Planted Forest: a directly interpretable
  tree ensemble. arXiv preprint arXiv:2012.14563 (2020)

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Random Planted Forest: a directly interpretable tree ensemble},
    author = {{Hiabu} and {Munir} and {Mammen} and {Enno} and {Meyer} and Joseph T.},
    journal = {arXiv},
    year = {2020},
    doi = {10.48550/ARXIV.2012.14563},
    url = {https://arxiv.org/abs/2012.14563},
  }