To cite DiceDesign and DiceEval in publications use:

Delphine Dupuy, Celine Helbert, Jessica Franco (2015). DiceDesign and DiceEval: Two R Packages for Design and Analysis of Computer Experiments. Journal of Statistical Software, 65(11), 1-38. URL http://www.jstatsoft.org/v65/i11/.

Corresponding BibTeX entry:

  @Article{,
    title = {{DiceDesign} and {DiceEval}: Two {R} Packages for Design
      and Analysis of Computer Experiments},
    author = {Delphine Dupuy and C{\'e}line Helbert and Jessica
      Franco},
    journal = {Journal of Statistical Software},
    year = {2015},
    volume = {65},
    number = {11},
    pages = {1--38},
    url = {http://www.jstatsoft.org/v65/i11/},
  }