Editing Population ageing (section)

===Additional references===
* Gavrilov L.A., Heuveline P. [http://longevity-science.org/Population_Aging.htm Aging of Population]. In: Paul Demeny and Geoffrey McNicoll (Eds.) The Encyclopedia of population. New York, Macmillan Reference USA, 2003, vol.1, 32–37.
* United Nations, World Population Prospects: The 2004 Revision Population Database, Population Division, 2004.
* Gavrilova N.S., Gavrilov L.A. Aging Populations: Russia/Eastern Europe. In: P. Uhlenberg (Editor), International Handbook of the Demography of Aging, New York: Springer-Verlag, 2009, pp.&nbsp;113–131.
* Jackson R., Howe N. The Greying of the Great Powers, Washington: Center for Strategic and International Studies, 2008 [http://www.csis.org/media/csis/pubs/080630_gai_majorfindings.pdf Major Findings] {{Webarchive|url=https://web.archive.org/web/20090417101305/http://www.csis.org/media/csis/pubs/080630_gai_majorfindings.pdf |date=2009-04-17 }}
* Goldstone, J. A., Grinin, L., and; Korotayev, A. [http://www.sociostudies.org/almanac/articles/introduction-_research_into_global_ageing_and_its_consequences/ Research into Global Ageing and its Consequences] / History & Mathematics: Political Demography & Global Ageing. Volgograd, Uchitel Publishing House, 2016.