Orsi, G., & Pieris, A. (2011). Optimizing Query Answering under Ontological Constraints.
Lua i Stíl Chicago (17ú heag.)Orsi, G., agus A. Pieris. Optimizing Query Answering Under Ontological Constraints. 2011.
Lua MLA (9ú heag.)Orsi, G., agus A. Pieris. Optimizing Query Answering Under Ontological Constraints. 2011.
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