Cross-enterprise Process Orchestration - Framework for Collaborative Process Automation. - Otmar Adam; Anja Hofer; Sven Zang (Computer Supported Acitivity Coordination, 2004)

Unterstützung von Geschäftsprozessen in Wertschöpfungsnetzen mit Hilfe einer Architektur für kollaborative Szenarien. - Otmar Adam; Anja Hofer; Sven Zang (GI Jahrestagung (2), 2004)

Cross-Enterprise Business Process Management Architecture - Methods and Tools for Flexible Collaboration. - Sven Zang; Anja Hofer; Otmar Adam (OTM Workshops, 2004)

XML-based Transformation of Business Process Models - Enabler for Collaborative Business Process Management. - Dominik Vanderhaeghen; Sven Zang; Anja Hofer; Otmar Adam (XML4BPM@BTW, 2005)

E-Collaboration Architecture for Customer-Driven Business Processes in Inter-Organizational Scenarios. - Otmar Adam; Pavlina Chikova; Anja Hofer; Dominik Vanderhaeghen; Sven Zang (I3E, 2005)