
https://wiiw.ac.at/digital-tasks-and-ict-capital-methodologies-and-data-dlp-6429.pdf

https://www.nscai.gov/wp-content/uploads/2021/03/Full-Report-Digital-1.pdf

https://www.acams.org/en/media/document/russia-sanctions-evasion-key-methods-and-techniques-part-1