https://www.wsi.de/fpdf/HBS-008657/p_wsi_report_86e_2023.pdf
https://www.wsi.de/download-proxy-for-faust/download-pdf?url=http%3A%2F%2F217.89.182.78%3A451%2Fabfrage_digi.fau%2Fp_wsi_report_63e_2021.pdf%3Fprj%3Dhbs-abfrage%26ab_dm%3D1%26ab_zeig%3D9200%26ab_diginr%3D8483
https://ec.europa.eu/social/main.jsp?catId=738&langId=en&pubId=8553
https://www.keepeek.com//Digital-Asset-Management/oecd/science-and-technology/oecd-science-technology-and-industry-scoreboard-2017/growth-jobs-and-the-digital-transformation_sti_scoreboard-2017-5-en#page1