Developing Ontologies in OWL: an Observational Study. - Martin Dzbor; Enrico Motta; Carlos Buil; Jose M. Gomez; Olaf Görlitz; Holger Lewen (OWLED, 2006)

Topic-Specific Trust and Open Rating Systems: An Approach for Ontology Evaluation. - Holger Lewen; Kaustubh Supekar; Natalya Fridman Noy; Mark A. Musen (EON@WWW, 2006)

On the Role and Application of Ontologies in Information Systems. - Thanh Tran 001; Holger Lewen; Peter Haase 001 (RIVF, 2007)

Lifecycle-Support in Architectures for Ontology-Based Information Systems. - Thanh Tran 001; Peter Haase 001; Holger Lewen; Óscar Muñoz-García; Asunción Gómez-Pérez; Rudi Studer (ISWC/ASWC, 2007)

Cupboard - A Place to Expose Your Ontologies to Applications and the Community. - Mathieu d'Aquin; Holger Lewen (ESWC, 2009)

Sharing and reusing aligned ontologies with cupboard. - Mathieu d'Aquin; Jérôme Euzenat; Chan Le Duc; Holger Lewen (K-CAP, 2009)

Extending Open Rating Systems for Ontology Ranking and Reuse. - Holger Lewen; Mathieu d'Aquin (EKAW, 2010)

Facilitating ontology reuse using user-based ontology evaluation. - Holger Lewen (2010)