https://www.economiesuisse.ch/de/artikel/faktencheck-bilaterale-iii
https://apnews.com/article/saudi-arabia-china-iran-boeing-biden-d1aad0d6aae71993d7bc7e6336006a72
https://ukandeu.ac.uk/the-russia-china-relationship-the-perils-of-a-friendship-with-no-limits/