https://www.lobbycontrol.de/wp-content/uploads/Lobbycontrol-Studie-Wirtschaftsrat-Klimabremser.pdf
http://www.gov.scot/About/Government/Sewel/KeyFacts
https://www.hrw.org/world-report/2017
https://theconversation.com/cual-es-el-limite-del-insulto-en-politica-233261