1. Catalogue of United Nations Population Division Publications, Databases and Software 200320022016-03-07United NationsWorld Population Ageing: 1950-2050, Chapter III: The changing balance between age groupshttp://www.un.org/esa/population/publications/worldageing19502050/
2. Cognitive Functioning as a Predictor of Functional Disability in Later Life
3. Alzheimer's Disease International20092016-03-07World Alzheimer Reporthttp://www.alz.co.uk/research/files/WorldAlzheimerReport.pdf
4. Very Early Detection of Alzheimer Neuropathology and the Role of Brain Reserve in Modifying Its Clinical Expression
5. Prodromal Alzheimer's disease: Successive emergence of the clinical symptoms