https://www.kommersant.ru/doc/3534281
http://www.kasparov.ru/material.php?id=5A7023C5B0533
Exploring why company turf wars and Western sanctions are preventing Russia from extracting oil and gas from the Arctic.
https://www.chathamhouse.org/expert/comment/russia-s-untapped-arctic-potential
http://www.pism.pl/publikacje/komentarz/nr-7-2018
https://www.svoboda.org/a/29004532.html
https://www.gazeta.ru/politics/2018/01/28_a_11627803.shtml
https://www.inopressa.ru/article/26Jan2018/telegraph/britain.html
http://www.kasparov.ru/material.php?id=5A6B751BA7DDA