To cite package RobAStRDA in publications use:

Ruckdeschel, P., Kohl, M. (2019). RobAStRDA: Interpolation Grids for Packages of the 'RobASt' - Family of Packages Contributions by S. Desmettre, G. Kroisandt, E. Massini, D. Pupashenko, M. Pupashenko, and B. Spangl; R package version 1.2.0. URL http://robast.r-forge.r-project.org/

Corresponding BibTeX entry:

  @Manual{,
    title = {RobAStRDA: Interpolation Grids for Packages of the
      'RobASt' - Family of Packages},
    author = {P. Ruckdeschel and M. Kohl},
    language = {English},
    year = {2019},
    note = {Contributions by S. Desmettre, G. Kroisandt, E. Massini, D.
      Pupashenko, M. Pupashenko, and B. Spangl; R package version
      1.2.0},
    type = {R package},
    url = {http://robast.r-forge.r-project.org/},
  }