1. Constitutional authority over greenhouse gas emissions;Hogg;Alta L Rev,2008
2. Province of Alberta 2007 http://www.qp.alberta.ca/documents/Regs/2007_139.pdf
3. Transaction costs and tradable permits;Stavins;J Environ Econ Manage,1995
4. Handbook of Carbon Offset Programs
5. CAPP 2014b http://www.capp.ca/GetDoc.aspx?DocId=241200&DT=NTV