http://www.congreso.es/consti/constitucion/indice/titulos/articulos.jsp?ini=155&tipo=2
https://www.socialeurope.eu/orban-ethnonationalism-and-xenophobia
https://ecipe.org/wp-content/uploads/2024/05/ECI_24_PolicyBrief_11-2024_LY05.pdf
https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/397079/Scotland_EnduringSettlement_acc.pdf