BibliographyType,ISBN,Identifier,Author,Title,Journal,Volume,Number,Month,Pages,Year,Address,Note,URL,Booktitle,Chapter,Edition,Series,Editor,Publisher,ReportType,Howpublished,Institution,Organizations,School,Annote,Custom1,Custom2,Custom3,Custom4,Custom5
7,"","flm","Levesque, H. J. & Brachman, R. J.","Expressiveness and tractability in knowledge representation and reasoning","Computational Intelligence journal",3,,"","78--93",1987,"","","http://www.inf.unibz.it/~franconi/dl/course/articles/BrachLev.pdf","","","","","","","","","","","","","","","complexity expressiveness ","",""