2010l, 635).   http://en.wikipedia.org/wiki/AREVA_Resources_Canada http://www.legassembly.sk.ca/committees/CrownCentralAgencies/Reports/CCA_9_Report_April_5_2010_Revised.pdf   Atomic Energy of Canada Ltd.   AECL is a  Canadian  federal  Crown corporation  with the responsibility of managing Canada's national  nuclear energy  research and development program, including the advancement and support of  CANDU  reactor technology which was developed at AECL starting in the 1950s. AECL also provides