1. Nationwide review of graduated driver licensing;Baker,2007
2. Did Ontario's zero tolerance and graduated licensing law reduce youth drunk driving?;Carpenter;Journal of Policy Analysis and Management,2006
3. Centers for Disease Control and Prevention, National Center for Injury Prevention and Control. Web-based Injury Statistics Query and Reporting System (WISQARS) [online]. (2005). Available from: www.cdc.gov/ncipc/wisqars Accessed January 8, 2007.
4. Graduated driver licensing programs and fatal crashes of 16-year-old drivers: A national evaluation;Chen;Pediatrics,2006
5. Evaluation of the effectiveness of Pennsylvania's graduated driver licensing program;Coben,2003