- These Charts Show How Putin Is Defying Trump by Escalating Airstrikes on Ukraine The Wall Street Journal
- Ukraine increasingly finds Russian and Belarusian electronics in missiles Reuters
- Russia bombs Ukraine almost every night. This is what it sounds like. The Washington Post
- Ukraine says Russian missile that hit government building is packed with US and European parts CNN
- Russia’s Massed Strikes: The Strategy of Coercion by Salvo CSIS | Center for Strategic and International Studies