https://www.tandfonline.com/doi/full/10.1080/13511610.2021.1968355
https://www.esri.ie/system/files/publications/JR2.pdf
https://ukandeu.ac.uk/what-have-we-learned-about-migration-from-the-census/?mc_cid=50b7d10115&mc_eid=815b1928ec
https://www.socialeurope.eu/europe-outsourcing-asylum-to-africa