Biometric authentication for ID cards with hologram watermarks. - Lucilla Croce Ferri; Astrid Mayerhöfer; Marcus Frank; Claus Vielhauer; Ralf Steinmetz (Security and Watermarking of Multimedia Contents, 2002)

Topic Maps-Based Semblogging with semblog-tm. - Alexander Sigel; Lars Bünten; Marcus Frank (TMRA, 2006)