TY - GEN T1 - Search for pair production of higgsinos in events with two Higgs bosons and missing transverse momentum in $\sqrt{s}=13$ TeV $pp$ collisions at the ATLAS experiment UR - http://dx.doi.org/10.1103/PhysRevD.109.112011 PY - 2024/01/26 AU - Collaboration ATLAS ED - Y2 - 2025/11/20 ER -