Widiger, T. ., Trull, T. ., Hurt, S. ., Clarkin, J. ., & Frances, A. . (1987). A multidimensional scaling of the DSM-III personality disorders. Archives of General Psychiatry, 44(6), 557-63. https://doi.org/10.1001/archpsyc.1987.01800180077012

Widiger, T. ., Hurt, S. ., Frances, A. ., Clarkin, J. ., & Gilmore, M. . (1984). Diagnostic efficiency and DSM-III. Archives of General Psychiatry, 41(10), 1005-12. https://doi.org/10.1001/archpsyc.1984.01790210087011

Clarkin, J. ., Widiger, T. ., Frances, A. ., Hurt, S. ., & Gilmore, M. . (1983). Prototypic typology and the borderline personality disorder. Journal of Abnormal Psychology, 92(3), 263-75. https://doi.org/10.1037//0021-843x.92.3.263