Search for Higgs boson pair production in the bb tau state in proton-proton collisions at root(s)=8 TeV - Sirunyan, AM; Tumasyan, A; Adam, W; Asilar, E; Bergauer, T; Brandstetter, J; Brondolin, E; Dragicevic, M; Eroe, J; Flechl, M; Friedl, M; Fruehwirth, R; et al. (PHYSICAL REVIEW D, 2017)