@inbook {b968081d398b4300a5dca12b6073bfc3,
	title = {Querying OWL 2 QL and Non-monotonic Rules},
	booktitle = {The Semantic Web - ISWC 2011 - 10th International Semantic Web Conference Science},
	year = {2011},
	note = {<p>n/a</p>
},
	month = {1},
	pages = {338{\textendash}353},
	publisher = {Springer},
	organization = {Springer},
	abstract = {<p>n/a</p>
},
	isbn = {978-3-642-25072-9},
	doi = {10.1007/978-3-642-25073-6_22},
	attachments = {https://docentes.fct.unl.pt/sites/default/files/jja/files/iswc11.pdf},
	author = {Matthias Knorr and Alferes, Jos{\'e} J{\'u}lio}
}
