https://www.project-syndicate.org/commentary/china-hong-kong-return-by-chris-patten-2017-06
https://www.thenation.com/article/world/china-russia-jinping-putin/
https://verfassungsblog.de/constitutional-dullness/
https://eurasianet.org/europe-woos-central-asia-as-russias-appeal-wanes