https://www.wilsoncenter.org/blog-post/hamas-words-and-deeds
https://www.politico.eu/article/diplomacy-wolfgang-ischinger-munich-security-conference/
https://hbr.org/cover-story/2018/07/truth-disrupted
https://www.congreso.es/public_oficiales/L15/CONG/BOCG/B/BOCG-15-B-32-1.PDF