Samuel, D. B., Simms, L. J., Clark, L. A., Livesley, W. J., & Widiger, T. A. (2010). An Item Response Theory Integration of Normal and Abnormal Personality Scales.

Samuel, Douglas B., Leonard J. Simms, Lee Anna Clark, W. John Livesley, and Thomas A. Widiger. An Item Response Theory Integration of Normal and Abnormal Personality Scales. 2010.

Samuel, Douglas B., et al. An Item Response Theory Integration of Normal and Abnormal Personality Scales. 2010.