1. A new empirical automated MMPI interpretive program: The 6-8/8-6 code type
2. Replicated Empirical Correlates of the MMPI 8–9/9–8 Code Type
3. Arbisi, P. A., Ben-Porath, Y. S. & McNulty, J. L. (1998, March). Clinical correlates of common MMPI- 2 two-point codes in psychiatric inpatients: A first look. Presented at the 33rd Annual Symposium on Recent Developments in the Use of the MMPI-2 and MMPI-A, Clearwater Beach, FL.
4. Archer, R. P. (1997). MMPI-A: Assessing adolescent psychopathology (2nd ed.). Mahwah, NJ: Lawrence Erlbaum Associates, Inc.
5. MMPI-2 Clinical Correlates for Ten Common Codes