Cox, A., Pant, H., Gilson, A. N., Rodriguez, J. L., Young, K. R., Kwon, S., & Weed, N. C. (2012). Effects of augmenting response options on MMPI–2 RC Scale psychometrics. Journal of Personality Assessment, 94(6), 613–619. https://doi.org/10.1080/00223891.2012.700464