https://es.insightcrime.org/noticias/balance-insight-crime-dhomicidios-en-2022/
http://www3.weforum.org/docs/WEF_GGGR_2018.pdf
http://www.oecd.org/els/soc/Risks-That-Matter-2018-Main-Findings.pdf
https://blogs.lse.ac.uk/europpblog/2022/12/06/why-the-european-court-of-justice-should-rule-against-the-european-super-league/