↑ Bennhold, Katrin (17 March 2011). "More Arrests Likely in Pedophile Raid". ↑ "Austrian law enforcement uncover global little one porn ring". ↑ "Porn ring 'was real child abuse'". ↑ U.S. Sentencing Commission (2014). "2014 Guidelines Manual, §5D1.2. Term of Supervised Release". ↑ U.S. Sentencing Commission (2012). "Findings, Conclusions, and Recommendations to Congress". ↑ U.S. Sentencing Commission (2012).