http://www.ng.ru/politics/2018-05-24/1_7231_kurator.html
http://www.ng.ru/politics/2018-04-25/3_7219_spch.html
https://russian.eurasianet.org/node/65176
http://intersectionproject.eu/ru/article/russia-europe/russkoyazychnye-nemcy-kto-oni
http://russian.eurasianet.org/node/64821
The US embassy in Moscow is to stop issuing visas to Russians, citing the cap on its personnel after it was ordered to cut two thirds of its diplomatic staff.R
https://www.inopressa.ru/pwa/article/22Aug2017/times/visa.html
https://www.inopressa.ru/pwa/article/16Aug2017/times/tourists.html