The following publications are possibly variants of this publication:
- Implementing Query Answering for Hybrid MKNF Knowledge BasesAna Sofia Gomes, José Júlio Alferes, Terrance Swift. PADL 2010: 25-39 [doi]
- Query-Driven Procedures for Hybrid MKNF Knowledge BasesJosé Júlio Alferes, Matthias Knorr, Terrance Swift. tocl, 14(2):16, 2013. [doi]
- Queries to Hybrid MKNF Knowledge Bases through Oracular TablingJosé Júlio Alferes, Matthias Knorr, Terrance Swift. semweb 2009: 1-16 [doi]
- A Well-founded Semantics for Hybrid MKNF Knowledge BasesMatthias Knorr, José Júlio Alferes, Pascal Hitzler. dlog 2007: [doi]
- A Coherent Well-founded Model for Hybrid MKNF Knowledge BasesMatthias Knorr, José Júlio Alferes, Pascal Hitzler. ecai 2008: 99-103 [doi]