To cite fICA in publications use:

Jari Miettinen, Klaus Nordhausen, Sara Taskinen (2018). fICA: FastICA Algorithms and Their Improved Variants. The R Journal, 10, 148-158.<doi:10.32614/RJ-2018-046>

Corresponding BibTeX entry:

  @Article{,
    title = {{fICA}: FastICA Algorithms and Their Improved Variants},
    author = {Jari Miettinen and Klaus Nordhausen and Sara Taskinen},
    journal = {The R Journal},
    year = {2018},
    volume = {10},
    pages = {148--158},
    doi = {10.32614/RJ-2018-046},
  }