http://ftp.zew.de/pub/zew-docs/dp/dp20002.pdf
https://www.g20.org/Content/DE/_Anlagen/G7_G20/2017-g20-statement-antiterror-en.pdf?__blob=publicationFile&v=2
https://ecipe.org/wp-content/uploads/2023/10/ECI_23_OccasionalPaper_04-2023_LY06.pdf
https://www.ips-journal.eu/index.php?id=326&L=0&tx_news_pi1%5Bnews%5D=3904&tx_news_pi1%5Bcontroller%5D=News&tx_news_pi1%5Baction%5D=detail&utm_source=newsletter&utm_medium=email&utm_campaign=en_728_20191129&cHash=5d8677e040088390be92d9eb2a20fb32