1. Modat, M.: NIFTYREG - a library to perform rigid, affine and non-linear registration of NIfTI images.
http://sourceforge.net/projects/niftyreg/
2. NIfTI: the NIfTI format home page.
http://nifti.nimh.nih.gov
3. Clay, R.: Functional magnetic resonance imaging: a new research tool (2007).
www.apa.org/research/tools/fmri-adult.pdf
4. DICOMNIFTI: a tool for converting DICOM files into the NIfTI data format.
http://cbi.nyu.edu/software/dinifti.php
. Accessed October 2013
5. NIFTILIB: input/output libraries for NIfTI-1 neuroimaging data format.
http://niftilib.sourceforge.net