RT Article T1 Social-behavioral correlates of cyberbullying in a German student sample JF Zeitschrift für Psychologie VO 217 IS 4 SP 224 OP 226 A1 Schultze-Krumbholz, Anja 1981- A2 Scheithauer, Herbert 1970- LA English YR 2009 UL https://krimdok.uni-tuebingen.de/Record/1391819209 K1 Cyberbullying DO 10.1027/0044-3409.217.4.224