https://www.radiosvoboda.org/a/arestovych-putin-biden-viyna-donbas/31604580.html
https://hvylya.net/analytics/243107-rozmova-putina-baydena-golovni-visnovki-dlya-ukrajini
https://www.kommersant.ru/doc/5117741
https://www.bbc.com/russian/news-59508791