Meyer, G. J.; Kurtz, J. E. (2006). "Advancing personality assessment terminology: Time to retire "objective" and "projective" as personality test descriptors". Journal of Personality Assessment. 87 (3): 223–5. doi:10.1207/s15327752jpa8703_01. PMID17134328.
Wagner, E. E. (2008). "Beyond "objective" and "projective": A logical system for classifying psychological tests: Comment on Meyer and Kurtz (2006)". Journal of Personality Assessment. 90 (4): 402–405. doi:10.1080/00223890802108246. PMID18584450.
Bornstein, R. F. (2007). "Toward a process-based framework for classifying personality tests: Comment on Meyer and Kurtz (2006)". Journal of Personality Assessment. 89 (2): 202–207. doi:10.1080/00223890701518776. PMID17764397.
Meyer, G. J.; Kurtz, J. E. (2006). "Advancing personality assessment terminology: Time to retire "objective" and "projective" as personality test descriptors". Journal of Personality Assessment. 87 (3): 223–5. doi:10.1207/s15327752jpa8703_01. PMID17134328.
Wagner, E. E. (2008). "Beyond "objective" and "projective": A logical system for classifying psychological tests: Comment on Meyer and Kurtz (2006)". Journal of Personality Assessment. 90 (4): 402–405. doi:10.1080/00223890802108246. PMID18584450.
Bornstein, R. F. (2007). "Toward a process-based framework for classifying personality tests: Comment on Meyer and Kurtz (2006)". Journal of Personality Assessment. 89 (2): 202–207. doi:10.1080/00223890701518776. PMID17764397.