https://www.gazeta.ru/business/2019/12/24/12881510.shtml
http://www.kasparov.ru/material.php?id=5E021FD1DF142
https://www.rbc.ru/newspaper/2019/12/24/5e00aff99a794762cba94dec
https://www.kommersant.ru/doc/4205639
While sanctions will depress Russia's economic performance, they are unlikely to go to an extreme that causes its economic collapse.
https://www.radiosvoboda.org/a/news-us-taylor-russia-sanctions/30340526.html