http://www.oecd.org/els/soc/Risks-That-Matter-2018-Main-Findings.pdf
https://www.dgb-bestellservice.de/besys_dgb/pdf/DGB15130.pdf
http://uk2070.org.uk/wp-content/uploads/2020/02/UK2070-FINAL-REPORT.pdf
https://strengtheningeurope.eu/fileadmin/files/BSt/Publikationen/GrauePublikationen/EZ_JDI_BST_Mapping_Paper_How_are_you_doing_Europe_2019_ENG.pdf