1. Aiello , D. 2011 Democrats call on feds to back off attacks on medical marijuana. California Progress Report http://www.californiaprogressreport.com/site/democrats-call-feds-back-attacks-medical-marijuana
2. Anderson , D. M. Hansen , B. Rees , D. I. 2012 Medical marijuana laws and teen marijuana use Department of Agricultural Economics and Economics, Montana State University http://dmarkanderson.com/research
3. Medical marijuana laws, traffic fatalities, and alcohol consumption;Anderson;Journal of Law and Economics,2013