S. Braun, C. Schora, и V. Zacharias. 5th International Conference on Semantic Systems (I-SEMANTICS 2009), Proceedings of I-KNOW 09 and I-SEMANTICS 09, стр. 445-454. Graz, Austria, Verlag der Technischen Universitt Graz, (2009)
S. Braun, и V. Zacharias. Proceedings of the 1st International Workshop on Ontology Repository and Editors for the Semantic Work (ORES 2010) at the Extended Semantic Web Conference (ESWC 2010), (2010)