China vs Russia

http://www.businessinsider.com/the-worlds-most-powerful-militaries-2017-3
http://gazettereview.com/2017/03/top-10-most-powerful-militaries-in-the-world/
http://nationalinterest.org/feature/just-how-strong-will-chinas-military-be-2025-13244
https://www.weforum.org/agenda/2015/07/brief-history-of-china-economic-growth/
https://en.wikipedia.org/wiki/History_of_Sino-Russian_relations#China_and_the_Russian_Federation
https://www.theguardian.com/news/datablog/2012/mar/23/china-gdp-since-1980
https://en.wikipedia.org/wiki/List_of_countries_by_largest_historical_GDP
https://en.wikipedia.org/wiki/Russia
https://en.wikipedia.org/wiki/Russian_Armed_Forces
https://en.wikipedia.org/wiki/List_of_countries_by_level_of_military_equipment
https://www.osw.waw.pl/en/publikacje/analyses/2012-02-01/a-significant-pay-increase-russian-army
http://www.chinadaily.com.cn/china/2011-05/19/content_12540143.htm
https://www.themeshnews.com/top-10-countries-with-best-air-force-in-the-world-2016/
https://en.wikipedia.org/wiki/Supercarrier
https://www.armscontrol.org/factsheets/Nuclearweaponswhohaswhat
https://www.nytimes.com/2017/03/04/world/asia/china-to-raise-military-spending-but-less-than-in-recent-years.html?_r=0
http://www.salon.com/2017/03/19/so-much-for-the-russian-threat-putin-slashes-defense-spending-while-trump-plans-massive-buildup/
http://www.salon.com/2017/03/19/so-much-for-the-russian-threat-putin-slashes-defense-spending-while-trump-plans-massive-buildup/
http://nationalinterest.org/feature/fog-war-chinas-military-battle-ready-12418