in OPTICAL SECURITY AND COUNTERFEIT DETERRENCE TECHNIQUES IV in PROCEEDINGS OF THE SOCIETY OF PHOTO-OPTICAL INSTRUMENTATION ENGINEERS (SPIE), ISSN: 0277-786X
Volume: 4677, Pages: 299-313 (15)
Conference
4Th Conference on Optical Security and Counterfeit Deterrence Techniques, Date: JAN 23-25, 2002, Location: SAN JOSE, CA, Sponsors: Soc Imaging Sci & Technol, SPIE