https://www.ipg-journal.de/regionen/europa/artikel/detail/wind-in-ihren-segeln-4625/
https://ec.europa.eu/home-affairs/system/files/2022-03/recommendation%20limit%20access%20individuals%20connected%20Russian%20Belarusian%20government%20citizenship%20residence%20EU%20through%20investor%20schemes_en.pdf
https://ec.europa.eu/eurostat/web/products-eurostat-news/w/ddn-20250711-1
https://www.adimblog.com/wp-content/uploads/2022/12/5.-Romeo_Flussi_DEF.pdf