Reference:
  Author: Gary J. Olsen and Hideo Matsuda and Ray Hagstrom and Ross Overbeek
  Title: "fastDNAml: a tool for construction of phylogenetic trees of DNA sequences using maximum likelihood"
  Journal: Comput Appl Biosci
  Year: 1994
  Volume: 10
  Number: 1
  Pages: 41-48
  DOI: 10.1093/bioinformatics/10.1.41
  PMID: 8193955
  URL: http://bioinformatics.oxfordjournals.org/content/10/1/41.abstract
  eprint: http://bioinformatics.oxfordjournals.org/content/10/1/41.full.pdf+html
