Khachatryan, V., Sirunyan, A.M., Tumasyan, A., Albayrak, E.A., Gülmez, E., Kaya, M., Kaya, O., Yetkin, T., et.al., 'Search for Resonant t(t)over-bar Production in Proton-proton Collisions at root s=8 TeV', Physical Review D, 93, 1, 2016.