
https://www.cgdev.org/blog/beyond-brexit-end-eu-uk-free-movement-should-reset-debate-uk-migration-policy

https://freedomhouse.org/sites/default/files/2020-04/05062020_FH_NIT2020_vfinal.pdf

https://theconversation.com/un-amor-mas-fuerte-que-el-poder-la-ia-genera-boleros-y-rancheras-con-la-carta-de-pedro-sanchez-228801