https://www.cesifo.org/DocDL/cesifo1_wp6586.pdf
https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/389086/Horizon_Scanning_-_Social_Attutudes_of_Young_People_report.pdf
https://www.nzz.ch/international/radikales-regime-wie-sich-der-kreml-unter-wladimir-putin-radikalisierte-ld.1755674?reduced=true
https://ec.europa.eu/commission/presscorner/api/files/document/print/ov/speech_22_5493/SPEECH_22_5493_OV.pdf