RT Article T1 Successful bullying prevention programs: influence of research design, implementation features, and program components JF International journal of conflict and violence VO 6 IS 2 SP 273 OP 282 A1 Fox, Bryanna A1 Farrington, David 1944- A1 Ttofi, Maria M. LA English YR 2012 UL https://krimdok.uni-tuebingen.de/Record/1514635135 K1 Bullying K1 Präventionsprogramm K1 Elterntraining K1 Lehrertraining K1 Dauer K1 Evaluation K1 Violent convictions K1 Protective factors K1 Longtitudinal study DO 10.4119/UNIBI/ijcv.245