A KGB manual showed how valuable—and how treacherous—Russian émigrés could be. Did KGB veteran Vladimir Putin learn those lessons?
https://www.thedailybeast.com/the-kgb-playbook-for-turning-russians-worldwide-into-agents
https://ru.krymr.com/a/28945910.html
https://www.kommersant.ru/doc/3494223
https://www.radiosvoboda.org/a/28945769.html
https://www.inopressa.ru/article/29Dec2017/dailybeast/kgb.html
https://www.kommersant.ru/doc/3512206
https://www.gazeta.ru/business/2017/12/28/11566376.shtml
http://expert.ru/2017/12/29/neftyanuyu-iglu-smenit-nalogovyij-press/
https://www.kommersant.ru/doc/3512389