Search for a multi-Higgs-boson cascade inW+W−bb¯events with the ATLAS detector in pp collisions at sqrt(s)=8  TeV

BARBERIS, DARIO;CASO, CARLO;COCCARO, ANDREA;FAVARETO, ANDREA;FERRETTO PARODI, ANDREA;GAGLIARDI, GUIDO;GUIDO, ELISA;OSCULATI, BIANCA MARIA;PARODI, FABRIZIO;