1. CAST, Home Office Centre of Applied Science and Technology Fingermark Visualisation Manual 1st edn., 2014.
2. Directive 2003/53/EC of the European Parliament and of the Council, Council Directive 76/769/EEC, (2003).
3. Principles of PD Recording Systems and their Use in Photofabrication
4. J.R. Morris, Progress Sheet 1 AWRE Report, 1979.
5. G.C. Goode and J.R. Morris, Latent Fingerprints: A Review of their Origin, Composition and Methods of Detection AWRE Report no. 022/83, 1985.