Beck, AT, Kovacs, M. & Weissman, A. (1979). Assessment of Suicidal Intention: The Scale for Suicide Ideation.
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Beck, A. T., Steer, R. A., & Ranieri, W. F. (July 01, 1988). Scale for suicide ideation: Psychometric properties of a self-report version. Journal of Clinical Psychology, 44, 4, 499-505.
Beck, A. T., Steer, R. A., Beck, J. S., & Newman, C. F. (September 06, 1993). Hopelessness, Depression, Suicidal Ideation, and Clinical Diagnosis of Depression. Suicide and Life-Threatening Behavior, 23, 2, 139-145.
Beck, A. T., Brown, G. K., & Steer, R. A. (January 01, 1997). Psychometric characteristics of the Scale for Suicide Ideation with psychiatric outpatients. Behaviour Research and Therapy, 35, 11, 1039-1046.
Beck, A. T., Brown, G. K., Steer, R. A., Dahlsgaard, K. K., & Grisham, J. R. (June 06, 1999). Suicide Ideation at Its Worst Point: A Predictor of Eventual Suicide in Psychiatric Outpatients. Suicide and Life-Threatening Behavior, 29, 1, 1-9.