Lastverteilung in verteilten Systemen. - Gaby Herrmann (GI-Fachgespräch über Rechenzentren, 1993)

Zur Bedeutung von Sicherheit in interorganisationellen Workflows. - Gaby Herrmann; Günther Pernul (Wirtschaftsinf., 1997)

Modeling Secure and Fair Electronic Commerce. - Alexander W. Röhm; Günther Pernul; Gaby Herrmann (ACSAC, 1998)

Towards Security Semantics in Workflow Management. - Gaby Herrmann; Günther Pernul (HICSS (7), 1998)

A Language for Modeling Secure Business Transactions. - Alexander W. Röhm; Gaby Herrmann; Günther Pernul (ACSAC, 1999)

Trust for Electronic Commerce Transactions. - Günther Pernul; Alexander W. Röhm; Gaby Herrmann (ADBIS, 1999)

Sichere Geschäftstransaktionen auf Elektronischen Märkten. - Gaby Herrmann; Alexander W. Röhm; Günther Pernul (Wirtschaftsinformatik, 1999)

Viewing Business-Process Security from Different Perspectives. - Gaby Herrmann; Günther Pernul (Int. J. Electron. Commer., 1999)

Introduction: Security and Trust in Electronic Commerce. - Gaby Herrmann; Peter Herrmann (Electron. Commer. Res., 2004)

Security requirement analysis of business processes. - Peter Herrmann; Gaby Herrmann (Electron. Commer. Res., 2006)