Harte, Christopher B., and Raymond C. Hawkins II. “Impact of Personality Disorder Comorbidity on Cognitive-Behavioral Therapy Outcome for Mood and Anxiety Disorders: Results from a University Training Clinic”. Research in Psychotherapy: Psychopathology, Process and Outcome, vol. 19, no. 2, Oct. 2016, doi:10.4081/ripppo.2016.210.