
https://www.ipg-journal.de/regionen/global/artikel/detail/vorbei-mit-der-freiwilligkeit-4508/

https://www.opensocietyfoundations.org/uploads/1774bddf-31ff-4e79-88fd-813399017c45/fault-lines-global-perspectives-on-a-world-in-crisis-20220906.pdf

https://www.brookings.edu/essay/the-wall-the-real-costs-of-a-barrier-between-the-united-states-and-mexico/?utm_campaign=brookings-comm&utm_source=hs_email&utm_medium=email&utm_content=55521719