https://vital.lib.tsu.ru/vital/access/manager/Index en-us 5 Measurements of top-quark pair to Z-boson cross-section ratios at √s=13, 8, 7 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000584063 Tue 07 Nov 2017 09:49:50 KRAT ]]>