Reference:
  Author: Robert W. Cox
  Title: "AFNI: Software for analysis and visualization of functional magnetic resonance neuroimages"
  Journal: Computers and Biomedical Research
  Year: 1996
  Volume: 29
  Number: 3
  Pages: 162-73.
  DOI: 10.1006/cbmr.1996.0014
  PMID: 8812068
  URL: http://www.researchgate.net/publication/14393172_AFNI_software_for_analysis_and_visualization_of_functional_magnetic_resonance_neuroimages
  eprint: http://afni.nimh.nih.gov/pub/dist/doc/papers/afni_paper1.pdf