1. Jain, A., Prabhakar, S., Pankanti, S.: On the similarity of identical twin fingerprints. Pattern Recognition 35(11), 2653–2663 (2002)
2. Richards, E.P.: Phenotype vs. Genotype: Why Identical Twins Have Different Fingerprint?,
http://www.forensic-evidence.com/site/ID_Twins.html
3. Lecture Notes in Computer Science;A.K. Jain,2001
4. CESG/BWG: Biometric Test Program, online at
http://www.cesg.gov.uk/biometrics/pdfs/BiometricTestReportpt1.pdf
5. BioIS Project, online at
http://www.igd.fhg.de/igd-a8/projects/biois/biois_de.html