1. Althof, S. E., Lothstein, L.M., Jones, P. & Shen, J. (1983). An MMPI subscale (Gd) to identify males with gender identity conflicts.Journal of Personality Assessment, 47, 42?49.
2. Dahlstrom, W.G., Welsh, G.S., & Dahlstrom, L.E. (1972).An MMPI handbook, Vol. 1. Clinical interpretation. Minneapolis, MN: University of Minesota Press.
3. Freund, K., Langevin, R., Satterberg, J., & Steiner, B. (1977). Extension of the gender identity scale for males.Archives of Sexual Behavior, 6, 507?519.
4. Lang, R. A., Checkley, K.L., Langevin, R. & Pugh, G. (1987). Genital exhibitionism: Courtship disorder or narcissism?Canadian Journal Behavioural Science, 19, 217?232.
5. Langevin, R. (1983).Sexual strands: Understanding and treating sexual anomalies in men. Hillsdale, NJ: Lawrence Erlbaum Associates.