1. Alzheimer's Association. (2007). Every 72 seconds someone in America develops Alzheimer's. Alzheimer's disease facts and figures 2007. Retrieved February 3 2009 from https://www. alz.org/national/documents/Report_ 2007FactsAndFigures.pdf
2. [Effect of daily living-related cognitive training on attention and memory performance of persons with dementia;Bernhardt T.;Zeitschrift für Gerontologie und Geriatrie,2002
3. Can patients with Alzheimer's disease learn a category implicitly;Bozoki A.;Neuropsychologia,2006
4. Burgener S. Beattie E. Bossen A. Buckwalter K. Buettner L. Fick D. etal (2007). Consensus report: Review of scientific evidence addressing prevalence documented needs and interdisciplinary research: Persons in early stage Alzheimer's dementia. Chicago IL: Alzheimer's Association.
5. Implicit memory for words presented in short texts is preserved in Alzheimer's disease;Camus J.F.;Psychological Medicine,2003