https://www.veblen-institute.org/Editorial-Assumer-l-impot
http://www.ips-journal.eu/regions/europe/article/show/lessons-for-the-left-2270/
http://www.ilo.org/wcmsp5/groups/public/—dgreports/—cabinet/documents/genericdocument/wcms_371208.pdf
https://verfassungsblog.de/carl-schmitt-und-die-pandemie-teil-i/