To cite copulaedas in publications use:

Yasser Gonzalez-Fernandez, Marta Soto (2014). copulaedas: An R Package for Estimation of Distribution Algorithms Based on Copulas. Journal of Statistical Software, 58(9), 1-34. URL http://www.jstatsoft.org/v58/i09/.

Corresponding BibTeX entry:

  @Article{,
    title = {{copulaedas}: An {R} Package for Estimation of
      Distribution Algorithms Based on Copulas},
    author = {Yasser Gonzalez-Fernandez and Marta Soto},
    journal = {Journal of Statistical Software},
    year = {2014},
    volume = {58},
    number = {9},
    pages = {1--34},
    url = {http://www.jstatsoft.org/v58/i09/},
  }