RT Article T1 Tackling cyberbullying: review of empirical evidence regarding successful responses by students, parents, and schools JF International journal of conflict and violence VO 6 IS 2 SP 283 OP 292 A2 Perren, Sonja LA English YR 2012 UL https://krimdok.uni-tuebingen.de/Record/1522867945 K1 Cyberbullying K1 Bekämpfung K1 Prävention K1 Bewältigungsverhalten K1 Metaanalyse DO 10.4119/UNIBI/ijcv.244