To cite package ‘RCSF’ in publications use:

Roussel J, Qi J (2020). RCSF: Airborne LiDAR Filtering Method Based on Cloth Simulation. R package version 1.0.2, https://github.com/r-lidar/rcsf.

Corresponding BibTeX entry:

  @Manual{,
    title = {RCSF: Airborne LiDAR Filtering Method Based on Cloth
      Simulation},
    author = {Jean-Romain Roussel and Jianbo Qi},
    year = {2020},
    note = {R package version 1.0.2},
    url = {https://github.com/r-lidar/rcsf},
  }