https://www.publications.parliament.uk/pa/cm201617/cmselect/cmscotaf/82/82.pdf
https://www.brookings.edu/blog/future-development/2020/02/21/to-move-the-needle-on-ending-extreme-poverty-focus-on-rural-areas/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=83727076
https://www.instituteforgovernment.org.uk/sites/default/files/publications/coronavirus-unemployment-five-nation-comparison.pdf
https://insightcrime.org/es/noticias/corrupcion-policial-pone-riesgo-juicio-narcotrafico-espana/