1. Gaetano Geck, Bas Ketsman, Frank Neven and Thomas Schwentick.
    Parallel-Correctness and Containment for Conjunctive Queries with Union and Negation.
    In 19th International Conference on Database Theory, ICDT 2016, Bordeaux, France, March 15-18, 2016. 2016, 9:1–9:17.
    URL, DOI BibTeX

    @inproceedings{DBLP:conf/icdt/GeckKNS16,
    	author = "Gaetano Geck and Bas Ketsman and Frank Neven and Thomas Schwentick",
    	bibsource = "dblp computer science bibliography, http://dblp.org",
    	biburl = "http://dblp.uni-trier.de/rec/bib/conf/icdt/GeckKNS16",
    	booktitle = "19th International Conference on Database Theory, {ICDT} 2016, Bordeaux, France, March 15-18, 2016",
    	crossref = "DBLP:conf/icdt/2016",
    	doi = "10.4230/LIPIcs.ICDT.2016.9",
    	pages = "9:1--9:17",
    	timestamp = "Wed, 23 Mar 2016 10:12:09 +0100",
    	title = "Parallel-Correctness and Containment for Conjunctive Queries with Union and Negation",
    	url = "http://dx.doi.org/10.4230/LIPIcs.ICDT.2016.9",
    	year = 2016,
    	bdsk-url-1 = "http://dx.doi.org/10.4230/LIPIcs.ICDT.2016.9"
    }