1. Jain, A.K., Ross, A., Prabhakar, S.: An introduction to biometric recognition. IEEE Trans. CSVT 14(1), 4–20 (2004)
2. Nora, J.J., Fraser, F.C., Bear, J., Greenberg, C.R., Patterson, D., Warburton, D.: Twins and theirs use in genetics. In: Medical Genetics: Principles and Practice, 4th edn., Philadelphia, Lea & Febiger (1994)
3. Richards, E.P.: Phenotype vs. genotype: why identical twins have different fingerprints, available at
http://www.forensic-evidence.com/site/ID/ID_Twins.html
4. Cyranoski, D.: Detectors licked by gummy fingers. Nature 416, 676 (2002)
5. http://www.deleanvision.com/