https://larouchepub.com/eiw/public/2014/eirv41n08-20140221/34-35_4108.pdf
http://www.mofa.go.jp/files/000160266.pdf?utm_medium=email&utm_source=newsletter&utm_term=170527&utm_campaign=bop
https://www.brookings.edu/articles/putin-and-kim-are-creating-a-crisis/
https://theconversation.com/es-posible-una-transicion-democratica-negociada-en-venezuela-216065