Integrated Document Browsing and Data Acquisition for Building Large Ontologies. - Felix Weigel; Klaus U. Schulz; Levin Brunner; Eduardo Torres-Schumann (KES (3), 2006)

Organizing Thematic, Geographic, and Temporal Knowledge in a Well-Founded Navigation Space: Logical and Algorithmic Foundations for EFGT Nets. - Levin Brunner; Klaus U. Schulz; Felix Weigel (Int. J. Web Serv. Res., 2006)

A semantic interface for post secondary education programs. - Eduardo Torres Schumann; Levin Brunner; Klaus U. Schulz; Christoph Ringlstetter (ASIST, 2008)