https://www.slideshare.net/SITEStockholm/the-russian-economy-under-putin-91262698
https://www.piie.com/blogs/realtime-economic-issues-watch/russias-war-ukraine-sanctions-timeline?utm_source=update-newsletter&utm_medium=email&utm_campaign=piie-insider&utm_term=2022-03-24
https://nationalinterest.org/feature/vladimir-putin-real-lessons-75th-anniversary-world-war-ii-162982
https://www.ifri.org/sites/default/files/atoms/files/pe-4-2022_mirel.pdf