Reference:
  Author: Paul Stothard and David S. Wishart
  Title: Circular genome visualization and exploration using CGView
  Journal: Bioinformatics
  Year: 2004
  Volume: 21
  Number: 4
  Pages: 537-539
  DOI: 10.1093/bioinformatics/bti054
  PMID: 15479716
  URL: http://bioinformatics.oxfordjournals.org/content/21/4/537.short
  eprint: http://bioinformatics.oxfordjournals.org/content/21/4/537.full.pdf+html
