B. Wally, A. Mazak, B. Kratzwald, C. Huemer, P. Regatschnig, и D. Mayrhofer. Talk: 9th International Workshop on Value Modeling and Business Ontology (VMBO 2015), Tilburg; 02-23-2015 - 02-24-2015; in: "Proceedings of the 9th International Workshop on Value Modeling and Business Ontology (VMBO 2015)", (2015), 7 pages, (2015)