To cite FILEST in publications use:

Chaichoompu K, Abegaz F, Van Steen K (2018). FILEST: Fine-Level Structure Simulator. R package version 1.1.2, https://CRAN.R-project.org/package=FILEST.

Corresponding BibTeX entry:

  @Manual{,
    title = {FILEST: Fine-Level Structure Simulator},
    author = {Kridsadakorn Chaichoompu and Fentaw Abegaz and Kristel
      {Van Steen}},
    year = {2018},
    note = {R package version 1.1.2},
    url = {https://CRAN.R-project.org/package=FILEST},
  }