https://socialeurope.eu/why-do-we-need-a-european-digital-public-sphere
http://www.europarl.europa.eu/pdf/eurobarometre/2018/oneyearbefore2019/eb89_one_year_before_2019_eurobarometer_en_results_annex.pdf
https://www.epc.eu/content/PDF/2021/Commission_reset_DP_v2.pdf
https://big-europe.eu/publication/bringing-the-greater-european-family-together/download