
http://odlisnost.cz/posts/pristehovalci-a-nase-zamestnani

https://static1.squarespace.com/static/5a70a7c3010027736a22740f/t/5b5ecb23352f53124f920dc5/1532939059607/Italy+IT+Final_Digital.pdf

https://www.kcl.ac.uk/policy-institute/assets/uk-attitudes-to-immigration-1018742pub01-115.pdf