Reference:
  Author: J. F. Abril and R. Guigó
  Title: "gff2ps: visualizing genomic annotations."
  Journal: Bioinformatics
  Year: 2000
  Volume: 16
  Number: 8
  Pages: 743-744
  DOI: 10.1093/bioinformatics/16.8.743
  PMID: 11099262
  URL: http://bioinformatics.oxfordjournals.org/content/16/8/743.abstract
  eprint: http://bioinformatics.oxfordjournals.org/content/16/8/743.full.pdf+html
