Krötzsch, M., & Rudolph, S. (2007). Conjunctive queries for EL with role composition.
Lua i Stíl Chicago (17ú heag.)Krötzsch, M., agus S. Rudolph. Conjunctive Queries for EL with Role Composition. 2007.
Lua MLA (9ú heag.)Krötzsch, M., agus S. Rudolph. Conjunctive Queries for EL with Role Composition. 2007.
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