3Abdulraheem, I. S. An Opinion Survey of Caregivers Concerning Caring for the Elderly in llorin Metropolis, Nigeria[J]. Public Health, 2005,119(12):1138-1144.
4Asla, T., K. Williamson and J. Millsc. The Role of Information in Successful Aging: The Case for a Research Focus on the Oldest Old[J]. Library and Information Science Research, 2006, 28(1):49-63.
5Barrett, J. and S. Kirk. Running Focus Groups with Elderly and Disabled Elderly Participants[J]. Applied Ergonomics, 2000, 31(6): 621-629.
6Dun6r, A. and M. NordstrOm. Intentions and Strategies among Elderly People: Coping in Everyday Life[J]. Journal of Aging Studies, 2005, 19(4):437-451.
7Gregor, P. and A. Dickinson. Cognitive Difficulties and Access to Information Systems: An Interaction Design Perspective[J]. Universal Access in the Information Society, 2007,5(4):395-400.
8Goodhue, Dale L. and Thompson, Ronald L. Task-technology Fit and Individual Performance[J]. MIS Quarterly, 1995, 19(2):213- 236.
9Laurich, R. The Platinum Web Sites Dedicated to Senior Citizens on the lnternet[J]. Collection Building, 2002, 21(4): 174-182.
10Maslow, A.H. A Theory of Human Motivation[J]. Psychological Review, 1943(50):370-396.
