ATLAS Collaboration: $Z$ boson production in Pb+Pb collisions at $\sqrt{s_{\textrm{NN}}}$= 5.02 TeV measured by the ATLAS experiment. Physics Letters B 802, S. 135262 (2020)

ATLAS Collaboration: Measurement of the $t\bar{t}$ production cross-section and lepton differential distributions in $eμ$ dilepton events from $pp$ collisions at $\sqrt{s}=13$ TeV with the ATLAS detector. European Physical Journal C 80, S. 528 (2020)

ATLAS Collaboration: Evidence for electroweak production of two jets in association with a $Zγ$ pair in $pp$ collisions at $\sqrt{s} = 13$ TeV with the ATLAS detector. Physics Letters B 803, S. 135341 (2020)

ATLAS Collaboration: Search for new resonances in mass distributions of jet pairs using 139 fb$^{-1}$ of $pp$ collisions at $\sqrt{s}=13$ TeV with the ATLAS detector. Journal of High Energy Physics 03, S. 145 (2020)

ATLAS Collaboration: Measurement of $J/ψ$ production in association with a $W^\pm$ boson with $pp$ data at 8 TeV. Journal of High Energy Physics 01, S. 095 (2020)

ATLAS Collaboration: Search for the Higgs boson decays $H \to ee$ and $H \to eμ$ in $pp$ collisions at $\sqrt{s} = 13$ TeV with the ATLAS detector. Physics Letters B 801, S. 135148 (2020)

ATLAS Collaboration: Search for direct production of electroweakinos in final states with one lepton, missing transverse momentum and a Higgs boson decaying into two $b$-jets in (pp) collisions at $\sqrt{s}=13$ TeV with the ATLAS detector. European Physical Journal C 80, S. 691 (2020)

ATLAS Collaboration: Search for squarks and gluinos in final states with same-sign leptons and jets using 139 fb$^{-1}$ of data collected with the ATLAS detector. Journal of High Energy Physics 06, S. 46 (2020)

ATLAS Collaboration: Combined measurements of Higgs boson production and decay using up to $80$ fb$^{-1}$ of proton-proton collision data at $\sqrt{s}=$ 13 TeV collected with the ATLAS experiment. Physical Review D 101, S. 012002 (2020)

ATLAS Collaboration: Performance of electron and photon triggers in ATLAS during LHC Run 2. European Physical Journal C 80, S. 47 (2020)

ATLAS Collaboration: Measurement of azimuthal anisotropy of muons from charm and bottom hadrons in $pp$ collisions at $\sqrt{s}=13$ TeV with the ATLAS detector. Physical Review Letters 124, S. 082301 (2020)

ATLAS Collaboration: Search for light long-lived neutral particles produced in $pp$ collisions at $\sqrt{s} =$ 13 TeV and decaying into collimated leptons or light hadrons with the ATLAS detector. European Physical Journal C 80, S. 450 (2020)

ATLAS Collaboration: Search for electroweak production of charginos and sleptons decaying into final states with two leptons and missing transverse momentum in $\sqrt{s}=13$ TeV $pp$ collisions using the ATLAS detector. European Physical Journal C 80, S. 123 (2020)

ATLAS Collaboration: Search for non-resonant Higgs boson pair production in the $bb\ellν\ellν$ final state with the ATLAS detector in $pp$ collisions at $\sqrt{s} = 13$ TeV. Physics Letters B 801, S. 135145 (2020)

ATLAS Collaboration: Search for displaced vertices of oppositely charged leptons from decays of long-lived particles in $pp$ collisions at $\sqrt{s}$ = 13 TeV with the ATLAS detector. Physics Letters B 801, S. 135114 (2020)

ATLAS Collaboration: Measurement of the jet mass in high transverse momentum $Z(\rightarrow b\overline{b})γ$ production at $\sqrt{s}= 13$ TeV using the ATLAS detector. Physics Letters B 812, S. 135991 (2020)

ATLAS Collaboration: Searches for lepton-flavour-violating decays of the Higgs boson in $\sqrt{s}=13$ TeV pp collisions with the ATLAS detector. Physics Letters B 800, S. 135069 (2020)

ATLAS Collaboration: Search for heavy neutral Higgs bosons produced in association with $b$-quarks and decaying to $b$-quarks at $\sqrt{s}=13$ TeV with the ATLAS detector. Physical Review D 102, S. 032004 (2020)

ATLAS Collaboration: Measurement of long-range two-particle azimuthal correlations in $Z$-boson tagged $pp$ collisions at $\sqrt{s}{=}8$ and 13 TeV. European Physical Journal C 80, S. 64 (2020)

ATLAS Collaboration: Combination of searches for Higgs boson pairs in $pp$ collisions at $\sqrt{s} = $13 TeV with the ATLAS detector. Physics Letters B 800, S. 135103 (2020)