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"Sicherheit und Perspektiven elektronischer Zahlungssysteme."
Hagen Hagemann, Sonja Schaup, Markus Schneider (1999)
- Hagen Hagemann, Sonja Schaup, Markus Schneider:
Sicherheit und Perspektiven elektronischer Zahlungssysteme. Datenschutz und Datensicherheit 23(1) (1999)
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