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