“Some Notes on the Profile of Foreign Irregular Residents in Spain in 2002 and 2003”. Migraciones. Publicación del Instituto Universitario de Estudios sobre Migraciones, no. 15 (November 6, 2014): 17–41. Accessed March 4, 2026. https://revistas.comillas.edu/revistamigraciones/article/view/4258.