http://www.theglobalipcenter.com/wp-content/uploads/2018/02/GIPC_IP_Index_2018.pdf
http://www.bankofengland.co.uk/publications/Documents/speeches/2017/speech968.pdf
https://theconversation.com/los-ordenadores-cuanticos-podrian-arruinarle-225251
https://www.fraserinstitute.org/sites/default/files/ESG-myths-realities-new-capitalism_0.pdf