CMS AN: [[http://cms.cern.ch/iCMS/jsp/openfile.jsp?tp=draft&files=AN2014_063_v8.pdf]] CMS CADI link: [[http://cms.cern.ch/iCMS/analysisadmin/cadilines?line=EXO-13-007]] Pubblic result page:[[https://twiki.cern.ch/twiki/bin/view/CMSPublic/PhysicsResultsEXO13007]]