https://www.esri.ie/system/files/publications/QEC2023AUT_0.pdf
https://www.documentcloud.org/documents/21416178-note-confidentiel-defense-du-12-mai-2016-ciemgg-russie
https://www.faz.net/aktuell/politik/inland/schaeuble-zu-ezb-urteil-unausweichlich-aber-auch-gefaehrlich-16760195.html