Searches for W ' bosons decaying to a top quark and a bottom quark in proton-proton collisions at 13TeV - Sirunyan, AM; Tumasyan, A; Adam, W; Ambrogi, F; Asilar, E; Bergauer, T; Brandstetter, J; Brondolin, E; Dragicevic, M; Eroe, J; Flechl, M; Friedl, M; et al. (JOURNAL OF HIGH ENERGY PHYSICS, 2017)