1. Qualitative-Quantitative Friction Ridge Analysis – An Introduction to Basic and Advanced Ridgeology;Ashbaugh,1999
2. Silver physical developers for the visualization of latent prints on paper;Cantu;Forensic Science Review,2001
3. Fingerprints and Other Ridge Skin Impressions;Champod,2004
4. Friction Ridge Skin;Cowger,1983
5. Fingerprint Detection by Fluorescence Examination;Hardwick,1990