https://dgap.org/system/files/article_pdfs/DPC%20-%20fully%20study%202023%20-%20final.pdf
https://www.mckinsey.com/industries/financial-services/our-insights/a-new-management-science-for-technology-delivery?cid=other-eml-alt-mip-mck&hlkid=ebf746f21291414184cbcec2c3c6e1c7&hctky=2073353&hdpid=a072b8e0-1b58-47f4-af45-fd91b9271f78
https://www.ips-journal.eu/topics/european-integration/europe-needs-to-spend-its-money-better-7243/
https://arxiv.org/pdf/2303.03371.pdf