To cite package 'wrassp' in publications use:

Bombien L, Winkelmann R, Scheffers M (2020). wrassp: an R wrapper to the ASSP Library. R package version 0.1.9.

Corresponding BibTeX entry:

  @Manual{,
    title = {wrassp: an R wrapper to the ASSP Library},
    author = {Lasse Bombien and Raphael Winkelmann and Michel
      Scheffers},
    year = {2020},
    note = {R package version 0.1.9},
  }