TY - JOUR AU - Aaboud, M. AU - Aguilar Saavedra, Juan Antonio AU - Atlas Collaboration PY - 2019 UR - http://hdl.handle.net/10481/60162 AB - A search for four-top-quark production, tt¯tt¯, is presented. It is based on proton-proton collision data with a center-of-mass energy s√ = 13 TeV collected by the ATLAS detector at the Large Hadron Collider during the year 2015 and 2016,... LA - eng PB - American Physical Society TI - Search for four-top-quark production in the single-lepton and opposite-sign dilepton final states in pp collisions at √s = 13 TeV with the ATLAS detector DO - 10.1103/PhysRevD.99.052009 ER -