Optique System: Towards Ontology and Mapping Management in OBDA Solutions - Haase, P; Horrocks, I; Hovland, D; Hubauer, T; Jiménez−Ruiz, E; Kharlamov, E; Klüwer, J; Pinkel, C; Rosati, R; Santarelli, V; Soylu, A; Zheleznyakov, D (2013)