RT Article T1 The distinction between transient and substantive student threats JF Journal of threat assessment and management VO 5 IS 1 SP 4 OP 20 A1 Burnette, A.G. A1 Cornell, D. A1 Datta, P. A2 Cornell, D. A2 Datta, P. LA English YR 2018 UL https://krimdok.uni-tuebingen.de/Record/191251639X DO 10.1037/tam0000092