https://wiiw.ac.at/public-expenditure-and-tax-policy-for-the-post-war-reconstruction-of-ukraine-dlp-6573.pdf
https://progressivepost.eu/wp-content/uploads/PP14-07NEW-RECAP-28-09-2020_2.pdf
https://www.brookings.edu/wp-content/uploads/2021/04/FP_20210405_china_cyber_power.pdf