1. Agriculture and Agri-Food Canada (AAFC) 2008 Canadian rural partnership http://www.rural.gc.ca/crpfacts_e.phtml
2. Urban footprints in rural Canada: Employment spillovers by city size;Ali;Regional Studies
3. Identifying “spread” versus “backwash” effects in regional economic areas: A density functions approach;Barkley;Land Economics,1996
4. Commuting patterns, labor market participation and regional potential;Berry;Growth and Change,1970
5. Canada Senate 2008 Beyond freefall: Halting rural poverty Final Report of the Standing Committee on Agriculture and Forestry, 39th Parliament http://www.parl.gc.ca/39/2/parlbus/commbus/senate/com-e/agri-e/rep-e/rep09jun08-e.pdf