Chatrchyan, S.; Khachatryan, V.; Sirunyan, A. M.; Gülmez, E.; Isildak, B.; Kaya, M.; Kaya, O.; Ozkorucuklu, S.et al., 'Observation of the Associated Production of a Single Top Quark - and a W Boson in pp Collisions at root s=8 TeV',Physical Review Letters, 112, 23, Article Number: 231802 , 2014.