A comparison of the predictive properties of nine sex offender risk assessment instruments
Psychological Assessment (2014) - Comment
pubmed: 24773035  doi: 10.1037/a0036616  issn: 1939-134x  issn: 1040-3590 

Wineke J. Smid, Jan H. Kamphuis, Edwin C. Wever, Daniël J. Van Beek