System HANSA. - Thies Wittig (SIGART Newsl., 1977)

Expertensysteme in der Prozeßleittechnik. - Thies Wittig (Wissensbasierte Systeme, 1985)

Knowledge Representation and Inference Techniques in Industrial Control, ESPRIT P387 KRITIC. - Francois Arlabosse; Erik Gaussens; John Bigham; Thies Wittig (Wissensbasierte Systeme, 1987)

ARCHON - Cooperation of Heterogeneous On-line Systems. ESPRIT-Project 2256. - Thies Wittig (Wissensbasierte Systeme, 1989)

Inferring Pilot Intent and Error as a Basis for Electronic Crew Assistance. - Thies Wittig; Reiner Onken (HCI (1), 1993)

Multiagentensysteme in ESPRIT - Von der Technologie zur Anwendung. - Thies Wittig (Informationstechnik Tech. Inform., 1998)