Sawrie, S. M., Kabat, M. H., Dietz, C. B., Greene, R. L., Arrendondo, R., & Mann, A. W. (1996). Internal structure of the MMPI-2 Addiction Potential Scale in alcoholic and psychiatric inpatients. Journal of Personality Assessment, 66(1), 177–193. http://www.erlbaum.com/Journals/journals/JPA/jpa.htm