@article {Aad:2020qwe,
	title = {{Search for top squarks in events with a Higgs or $Z$ boson using 139 fb$^{-1}$ of $pp$ collision data at $\sqrt{s}=13$ TeV with the ATLAS detector}},
	journal = {Eur. Phys. J. C},
	volume = {80},
	number = {11},
	year = {2020},
	pages = {1080},
	doi = {10.1140/epjc/s10052-020-08469-8},
	author = {Aad, Georges and others}
}
