COSIMA - Your Smart, Speaking E-Salesperson. - Werner Kießling; Stefan Holland; Stefan Fischer 003; Thorsten Ehm (SIGMOD Conference, 2001)

Design and Implementation of COSIMA - A Smart and Speaking E-Sales Assistant. - Werner Kießling; Stefan Fischer 003; Stefan Holland; Thorsten Ehm (WECWIS, 2001)

Preference XPATH: A Query Language for E-Commerce. - Werner Kießling; Bernd Hafenrichter; Stefan Fischer 003; Stefan Holland (Wirtschaftsinformatik, 2001)

The COSIMA prototype for multi-objective bargaining. - Stefan Fischer 003; Werner Kießling; Stefan Holland; Michael Fleder (AAMAS, 2002)

Experiences with an Emotional Sales Agent. - Stefan Fischer 003; Sven Döring; Matthias Wimmer; Antonia Krummheuer (ADS, 2004)

COSIMAB2B - Sales Automation for E-Procurement. - Werner Kießling; Stefan Fischer 003; Sven Döring (CEC, 2004)

Personalized Query Result Presentation and Offer Composition for E-Procurement Applications - Stefan Fischer 003 (2004)

Optimizing the Catalog Search Process for E-Procurement Platforms. - Sven Döring; Stefan Fischer 003; Werner Kießling; Timotheus Preisinger (DEEC, 2005)

Evaluation and optimization of the catalog search process of e-procurement platforms. - Sven Döring; Werner Kießling; Timotheus Preisinger; Stefan Fischer 003 (Electron. Commer. Res. Appl., 2006)