@misc{misc, title = {{Search for a new heavy scalar particle decaying into a Higgs boson and a new scalar singlet in final states with one or two light leptons and a pair of $τ$-leptons with the ATLAS detector}}, url = {{http://dx.doi.org/10.1007/JHEP10(2023)009 }}, year = {{2023}}, month = {{7}}, author = {{Collaboration ATLAS}}, note = {{Accessed on 2025/11/20}}}