
http://library.fes.de/pdf-files/bueros/budapest/15322-20190505.pdf

https://www.nao.org.uk/wp-content/uploads/2016/02/Managing-the-supply-of-NHS-clinical-staff-in-England.pdf

https://www.telesurenglish.net/news/Berlin-Can-No-Longer-Accommodate-More-Refugees-20230919-0007.html