https://www.epsu.org/sites/default/files/article/files/EPSU%20Report%20Outsourcing%20state_EN.pdf
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
https://www.barrons.com/articles/future-returns-spacs-when-the-target-company-is-tbd-01603810079?cid=other-eml-onp-mip-mck&hlkid=e77502b9c32a4724a05fbae4e6813346&hctky=2073353&hdpid=acdf37a9-6028-47ac-af1d-5c4f8ca24a69
https://www.strategie.gouv.fr/sites/strategie.gouv.fr/files/atoms/files/fs-2020-dt-consommation-metaux-du-numerique-juin.pdf