https://www.radiosvoboda.org/a/portnykov-pulitserivskyi-rozmakh-kremlia/30599480.html
https://www.radiosvoboda.org/a/30599255.html
https://carnegie.ru/commentary/81697
https://glavcom.ua/publications/rosiyske-ozero-abo-chornomorska-bezporadnist-678085.html
https://www.radiosvoboda.org/a/news-yermak-minsk/30597438.html
https://www.radiosvoboda.org/a/30595842.html
https://www.inopressa.ru/article/06May2020/letemps/bashar.html
https://www.inopressa.ru/article/06May2020/faz/hacker.html