ATLAS Collaboration, Max Planck Institute for Physics, Max Planck Society and Cooperation Partners;
ATLAS Collaboration (2020). Search for direct stau production in events with two hadronic $τ$-leptons in $\sqrt{s} = 13$ TeV $pp$ collisions with the ATLAS detector. Physical Review D, 101, 032009. Retrieved from https://publications.mppmu.mpg.de/?action=search&mpi=MPP-2019-234.