SCARABEE: A Data and Model Bank for Financial Engineering and Research. - Michel R. Klein; Vincent Tixier (IFIP Congress (2), 1971)

Finsim - A Decision Support System for Financial Planning and Engineering. - Michel R. Klein (IFIP Congress, 1977)

Introduction: Embedding Knowledge in DSS. - Michel R. Klein (Decision Support Systems: Experiences and Expectations, 1992)

User Interface of Knowledge Based-DSS Development Environment, Some Further Developments. - Michel R. Klein; Roland Traunmüller (DEXA, 1993)

Decision Support for Financial Management in Local Government. - Michel R. Klein (Decision Support in Public Administration, 1993)

Progress and Challenges in the Application of Decision Support Systems to Management. - Michel R. Klein (IFIP Congress (3), 1994)

Using OPTRANS object as a KB-DSS development environment for designing DSS for production management. - Michel R. Klein; Robert W. Grubbström (Eur. J. Oper. Res., 1998)

SIMAR: a software environment to define and test strategic management knowledge bases. - Michel R. Klein (Decis. Support Syst., 1999)

A Knowledge Based System for the Maintenance of Chemical Plants and Its Implementation Using OPTRANS. - Giovani Pieri; Michel R. Klein; Mario Milanese (IEA/AIE, 2001)

e-Learning for e-Government. - Michel R. Klein; Jacques Dang (EGOV, 2002)

Supporting the Management of Learning Resources for the French Local Government Training Network. - Michel R. Klein; Jacques Dang; Dominique Roux (EGOV, 2003)

Government Support for Energy Saving Projects. - Michel R. Klein (EGOV, 2004)

Roadmap for the Future of eTraining/eLearning Technologies in Europe. - Lampros K. Stergioulas; Christina Minetou; Tapio Koskinen; Michel R. Klein; Jacques Dang; Yann Denual; Vana Kamtsiou; Constantinos Makropoulos (ICALT, 2004)