1. Prus S. (1999). Changes in economic status and inequity during later life: A quantitative analysis of Canadian data. Unpublished doctoral dissertation, Simon Fraser University, Burnaby, BC.
2. Disease, disability and age in cognitively intact seniors: Results from the Canadian study of health and aging;Hogan;Journal of Gerontology: Medical Sciences,1999
3. Wanless D. (2005). Health differentials among elderly women: A rural-urban analysis. Unpublished master's thesis, Simon Fraser University, Vancouver, BC.
4. Lifestyles of the nonagenarians;Braus;American Demographics,1992