1. Learned helplessness in humans: critique and reformulation;Abramson;J. Abnorm. Psychology,1978
2. The development of the short questionnaire for use in epidemiological studies of depression in children and adolescents;Angold;Int. J. Methods Psychiatr. Res.,1995
3. The development of the short questionnaire for use in epidemiological studies of depression in children and adolescents;Angold;Int. J. Methods Psychiatr. Res.,1995
4. Comorbidity;Angold;J. Child Psychol. Psychiatry,1999
5. Family enhancement of cognitive style in anxious and aggressive children;Barrett;J. Abnorm. Child Psychol.,1996