To cite package 'fSRM' in publications use:

Schönbrodt, F.D., Stas, L., Loeys, T. (2014). fSRM: An R package for Social Relations Models with roles (version 0.6). Retrieved from http://cran.r-project.org/web/packages/fSRM/index.html

Corresponding BibTeX entry:

  @Manual{,
    title = {{fSRM}: An {R} package for {S}ocial {R}elations {M}odels
      with roles (version 0.6)},
    author = {Felix D. Schönbrodt and Lara Stas and Tom Loeys},
    year = {2014},
    url = {http://cran.r-project.org/web/packages/fSRM/index.html},
  }