Nyamathi, Adeline, Barbara Leake, and Douglas Longshore (2001), "Reliability of Homeless Women's Reports: Concordance Between Hair Assay and Self Report of Cocaine Use", Nursing Research, 50, 165-171.
- Simpson, D.D. (1992) , "TCU Forms Manual", Ft. Worth TX, Institute of Behavioral Research.
- Derogatis, L.R., and N. Melisaratos (1983), "The Brief Symptom Inventory: An introductory report", Psychological Medicine, 13, 595-605. [Endnote]