Measurement of the jet mass in highly boosted t(t)over-bar events from pp collisions at root s=8TeV - 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. (European Physical Journal C: Particles and Fields, 2017)