“Long-Term Care by the Numbers,” 2010. http://www.americanprogress.org/issues/2008/02/care_numbers.html
 “In Europe, Care for the Elderly Is Being Transformed,” 2010. http://www.iht.com/articles/2007/04/13/business/wbelder.php
 C.-C. Lin, P.-Y. Lin, P.-K. Lu, G.-Y. Hsieh, W.-L. Lee and R.-G. Lee, “A Healthcare Integration System for Disease Assessment and Safety Monitoring of Dementia Patients,” IEEE Transactions on information Technology in Biomedicine, Vol. 12, No. 5, 2008, pp. 579-586.
 J. Geddes and W. Kevin, “Cloud Based Global Positioning System as a Safety Monitor for Dementia Patients,” Cybernetic Intelligent Systems, IEEE 9th International Conference, Reading, 1-2 September 2010, pp. 1-6.
 “The Alzehmir Socieity of Finland,” 2012. http://www.muistiliitto.fi/eng/alzheimers_and_dementia/
 J. Loh, T. Schietecat, T. F. Kwok, L. Lindeboom and P. Joore, “Technology Applied to Address difficulties of Alzheimer Patients and Their Partners,” Dutch Directions in HCI, Amsterdam, 10 June 2004.
 S. M. C. Rasquin, C. Willems, S. de Vlieger, R. P. J. Geers and M. Soede, “The Use of Technical Devices to Support Outdoor Mobility of Dementia Patients,” Technology and Disability, Vol. 19, 2007, pp. 113-120.
 M. T. Abou-Saleh, C. L. E Katona and A. Kumar, “Principles and Practise of Geriatric Psychiatry,” 3rd Edition, Wiley, 2011. http://books.google.com/books?id=la1uAA6n2fQC&lpg=PA165&ots=5fvWy-_Bpg&dq=MMSE%2C%20CDR%2C%20GDS-FAST%2C%20memory%20test&hl=fi&pg=PR15#v=onepage&q=MMSE,%20CDR,%20GDS-FAST,%20memory%20test&f=true