https://focus.ua/world/394565/
https://www.inopressa.ru/article/30Mar2018/wp/war.html
https://www.vedomosti.ru/economics/articles/2018/03/30/755352-rashodi-obrazovanie
http://www.ng.ru/blogs/nikitaisaev/oreshkin-i-nalogi-ministr-vybral-put-ulyukaeva.php
https://jamestown.org/program/russia-employs-new-hybrid-war-methods-georgia/
Gray-zone warfare is here to stay.