https://publications.parliament.uk/pa/cm201719/cmselect/cmcumeds/366/366.pdf
https://unesdoc.unesco.org/ark:/48223/pf0000380618/PDF/380618eng.pdf.multi
https://theconversation.com/como-evaluar-la-moralidad-de-nuestras-decisiones-218637
http://www.nationalcrimeagency.gov.uk/publications/european-arrest-warrant-statistics