deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index dcbff2f..ad91e3e 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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@article{grandi13lifting,  author = {Umberto Grandi and Ulle Endriss}, title = {Lifting {{Lifting  integrity constraints in binary aggregation}, aggregation}},  journal = {Artif. Intell.}, volume = {199}, pages = {45--66}, year = {2013}, url = {http://dx.doi.org/10.1016/j.artint.2013.05.001}, doi = {10.1016/j.artint.2013.05.001}, timestamp = {Thu, 12 Dec 2013 17:21:36 +0100},  biburl = {http://dblp.uni-trier.de/rec/bib/journals/ai/GrandiE13}, bibsource = {dblp computer science bibliography, http://dblp.org} http://dblp.org},  }  @article{DeGroot,  author = {Morris H. De{G}root},  date-added = {2015-09-19 15:24:52 +0000}, 
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year = {1974},  }  @book{jackson08social,  author = {Jackson, Matthew O.}, title = {Social {{Social  and Economic Networks}, Networks}},  year = {2008}, isbn = {0691134405, 9780691134406}, publisher = {Princeton University Press}, address = {Princeton, NJ, USA}, }  @article{Grossi_2014,  doi = {10.2200/s00559ed1v01y201312aim027},  url = {http://dx.doi.org/10.2200/s00559ed1v01y201312aim027},  year = {2014},  month = {mar},  publisher = {Morgan {\&} Claypool Publishers {LLC}},  volume = {8},  number = {2},  pages = {1--151},  author = {Davide Grossi and Gabriella Pigozzi},  title = {{Judgment Aggregation: A Primer}},  journal = {Synthesis Lectures on Artificial Intelligence and Machine Learning},  }