To cite package ‘genomation’ in publications use:

  Akalin A, Franke V, Vlahovicek K, Mason CE, Schubeler D, (2014)
  genomation: a toolkit to summarize, annotate and visualize genomic
  intervals. Bioinformatics. doi: 10.1093/bioinformatics/btu775

A BibTeX entry for LaTeX users is

  @Article{,
    title = {genomation: a toolkit to summarize, annotate and visualize genomic intervals},
    author = {Altuna Akalin and Vedran Franke and Kristian Vlahovicek and Christopher Mason and Dirk Schubeler},
    year = {2014},
    journal = {Bioinformatics},
    doi = {10.1093/bioinformatics/btu775},
    url = {http://bioinformatics.oxfordjournals.org/content/early/2014/12/04/bioinformatics.btu775.long},
  }