RT Article T1 Child/adolescent behavioral and emotional problems: implications of cross-informant correlations for situational specifity JF Psychological bulletin VO 101 IS 2 SP 213 OP 233 A2 Achenbach, Thomas M. LA English YR 1987 UL https://krimdok.uni-tuebingen.de/Record/1628193514 K1 Verhaltensstörungen K1 Jugendliche