Tutorial on Reasoning and Representation with Concept Languages. - Jürgen Müller 008; Franz Baader; Bernhard Nebel; Werner Nutt; Gert Smolka (CADE, 1990)

Terminological Knowledge Representation: A Proposal for a Terminological Logic. - Franz Baader; Hans-Jürgen Bürckert; Jochen Heinsohn; Bernhard Hollunder; Jürgen Müller 008; Bernhard Nebel; Werner Nutt; Hans-Jürgen Profitlich (Description Logics, 1991)

Structured Social Agents. - Jürgen Müller 008; Jörg H. Siekmann (Wissensbasierte Systeme, 1991)