https://novayagazeta.ru/articles/2021/09/11/ukraintsam-nado-gotovitsia-k-prekrashcheniiu-tranzita
https://theins.ru/opinions/matizen/244867
https://www.nytimes.com/2021/08/30/world/europe/russian-opposition-leaders-exile.html
http://www.kasparov.ru/material.php?id=6113A6D724C67§ion_id=43452FA6D4743
https://www.dsnews.ua/world/pochemu-ukraine-stoit-podderzhat-severnyy-potok-2-06082021-433263