https://www.newsweek.com/putin-nearly-won-ukraine-war-before-military-plans-fell-apart-danish-intel-1770723

https://www.aljazeera.com/news/2022/3/2/timeline-week-one-of-russia-invasion-of-ukraine

https://www.aljazeera.com/news/2022/3/9/timeline-week-two-of-russia-invasion-of-ukraine

https://www.npr.org/2022/12/08/1141496360/vladimir-putin-acknowledges-russias-war-in-ukraine-is-taking-longer-than-he-expe

https://www.businessinsider.com/putins-cancer-drugs-warped-ukraine-russia-decision-making-danish-intel-2022-12

https://www.vox.com/22954833/russia-ukraine-invasion-strategy-putin-kyiv

https://apnews.com/article/russia-ukraine-war-battle-for-kyiv-dc559574ce9f6683668fa221af2d5340

https://warontherocks.com/2021/11/feeding-the-bear-a-closer-look-at-russian-army-logistics/