Gianluca Demartini Claudiu S. Firan Tereza Iofciu L3S at INEX 2007: Query Expansion for Entity Ranking Using a Highly Accurate Ontology. 252-263 2007 INEX http://dx.doi.org/10.1007/978-3-540-85902-4_23 conf/inex/2007 db/conf/inex/inex2007.html#DemartiniFI07