"Nora Petterson","Search for long-lived supersymmetry particle by signature of a high track-multiplicity displaced vertex using the LHC-ATLAS Experiment",,,,,,,2015,Dec. "Nora Petterson","Search for long-lived supersymmetry particle by signature of a high track-multiplicity displaced vertex using the LHC-ATLAS Experiment",,,,,,,2015,Dec. "Nora Petterson","Search for long-lived supersymmetry particle by signature of a high track-multiplicity displaced vertex using the LHC-ATLAS Experiment",,,,,,,2015,Dec.