To cite package 'micEconCES' in publications use:

Henningsen, Arne and Geraldine Henningsen (2011): Econometric Estimation of the 'Constant Elasticity of Substitution' Function in R: Package micEconCES, FOI Working Paper No 2011/9, Institute of Food and Resource Economics,University of Copenhagen, http://econpapers.repec.org/RePEc:foi:wpaper:2011_9.

Corresponding BibTeX entry:

  @TechReport{,
    title = {Econometric Estimation of the 'Constant Elasticity of
      Substitution' Function in R: Package micEconCES},
    author = {Arne Henningsen and Geraldine Henningsen},
    year = {2011},
    institution = {Institute of Food and Resource Economics, University
      of Copenhagen},
    type = {FOI Working Paper},
    number = {2011/9},
    url = {http://EconPapers.repec.org/RePEc:foi:wpaper:2011_9},
  }