https://actualcomment.ru/zapad-vydvinul-ultimatum-rossii--2202211024.html
http://region.expert/inversion/
https://www.dw.com/ru/putin-v-donbasse-sozdaet-iskusstvennyj-povod-davit-na-zapad/a-60834792
https://foreignpolicy.com/2022/02/18/russia-ukraine-arrest-assassination-invasion/
https://www.bbc.com/russian/features-60395400
https://novayagazeta.ru/articles/2022/02/18/neodnoznachnye-tsifry