https://www.econstor.eu/bitstream/10419/300311/1/1895160103.pdf
https://ecipe.org/wp-content/uploads/2023/10/ECI_23_PolicyBrief_12-2023_LY02.pdf?_gl=1*1g7eldw*_up*MQ..*_ga*MTc3MzcyMDM2My4xNjk4NDc0NjY4*_ga_T9CCK5HNCL*MTY5ODQ3NDY2OC4xLjAuMTY5ODQ3NDY2OC4wLjAuMA..
https://assets.publishing.service.gov.uk/media/5fe495438fa8f56af97b1e6c/Appendix_F_-_role_of_data_in_digital_advertising_v.4_WEB.pdf?msclkid=e0a097aca69411ecb087888f7c7b2844
https://sipri.org/sites/default/files/2017-09/yb17-summary-eng.pdf