To cite FIAR in publications use:

Bjorn Roelstraete, Yves Rosseel (2011). FIAR: An R Package for Analyzing Functional Integration in the Brain. Journal of Statistical Software, 44(13), 1-32. URL http://www.jstatsoft.org/v44/i13/.

Corresponding BibTeX entry:

  @Article{,
    title = {{FIAR}: An {R} Package for Analyzing Functional
      Integration in the Brain},
    author = {Bjorn Roelstraete and Yves Rosseel},
    journal = {Journal of Statistical Software},
    year = {2011},
    volume = {44},
    number = {13},
    pages = {1--32},
    url = {http://www.jstatsoft.org/v44/i13/},
  }