Photorealistic Rendering in Heterogeneous Networks. - Dieter W. Fellner; Stefan Schäfer; Marco Zens (PARCO, 1997)

Management and Workflow of Electric Documents using a 2nd-Generation WWW-Server. - Dieter W. Fellner; Marco Zens (WebNet, 1999)

Electronic Submission, Managing and Approval of Grant Proposals at the German Research Foundation based on Standard Internet and Office Tools. - Dieter W. Fellner; Marco Zens (J. Univers. Comput. Sci., 2000)

Creation, Management and Publication of Digital Documents using Standard Components on the Internet (Erzeugung, Verwaltung und Veröffentlichung Digitaler Dokumente durch Standardkomponenten im Internet) - Marco Zens (2006)