P. O'Brien, D. Carral, J. Mixter, и P. Hitzler. Proceedings of the 6th Workshop on Ontology and Semantic Web Patterns (WOP 2015) co-located with the 14th International Semantic Web Conference (ISWC 2015), Bethlehem, Pensylvania, USA., том 1461 из CEUR Workshop Proceedings, CEUR-WS.org, (октября 2015)