7United Nations, Department of Eco-nomic and Social Affairs, Population Division (2013). 被引量:1
8World Population Prospects: The 2012 Revision, Volume I: Comprehen- sive Tables ST/ESA/SER. A/336. 被引量:1
9Daniel Blumenthal. The Coming Rivalry of Grumpy Old Men in East Asia. November. 7. 2013. http ://shadow. foreign- policy, com/posts/2013/11/07/the_coming_rivalry_of_grumpy_old_men_in_east_asia. 被引量:1
10Age Platform Europe, Towards an Age-friendly EU. 2013. http ://www. age- platform, eu/fr. 被引量:1