Search for a CP-odd Higgs boson decaying into a heavy CP-even Higgs boson and a Z boson in the ℓ+ℓ−t¯ tand ν¯ νb¯ b final states using 140fb−1 of data collected with the ATLAS detector - Aad, G; Donadelli, Marisilvia; Leite, Marco Aurelio Lisboa (Journal of High Energy Physics, 2024)