To cite cocor in publications use:

Diedenhofen, B. (2015). cocor: Comparing Correlations (Version 1.1-0). Available from http://comparingcorrelations.org

Corresponding BibTeX entry:

  @Manual{,
    title = {cocor: Comparing Correlations},
    author = {Birk Diedenhofen},
    year = {2015},
    note = {(Version 1.1-0)},
    url = {http://comparingcorrelations.org},
  }