To cite slfm in publications use:

Duarte JDN, Mayrink VD (2019). “slfm: An R Package to Evaluate Coherent Patterns in Microarray Data via Factor Analysis.” Journal of Statistical Software, 90(9), 1–22. doi: 10.18637/jss.v090.i09.

Corresponding BibTeX entry:

  @Article{,
    title = {{slfm}: An {R} Package to Evaluate Coherent Patterns in
      Microarray Data via Factor Analysis},
    author = {Jo{\~a}o Daniel N. Duarte and Vin{\'\i}cius D. Mayrink},
    journal = {Journal of Statistical Software},
    year = {2019},
    volume = {90},
    number = {9},
    pages = {1--22},
    doi = {10.18637/jss.v090.i09},
  }