
https://ec.europa.eu/commission/sites/beta-political/files/customs_controls_0.pdf

https://www.rtbf.be/article/souverainete-numerique-europeenne-l-arrivee-de-donald-trump-amene-une-question-qu-on-aurait-du-se-poser-depuis-bien-longtemps-analyse-fabrice-epelboin-11607523

https://www.tandfonline.com/doi/epdf/10.1080/13501763.2023.2236654