Sources

-https://www.reuters.com/world/europe/russia-sustaining-loss-forces-better-than-ukraine-says-iiss-research-centre-2025-02-12/
-https://www.news.com.au/world/europe/significant-military-challenge-report-claims-russia-could-strike-eu-as-early-as-2027/news-story/9a039a5891a873ca117f052019f72244
-https://www.iiss.org/online-analysis/military-balance/2025/02/combat-losses-and-manpower-challenges-underscore-the-importance-of-mass-in-ukraine/