https://www.kommersant.ru/doc/3500198
The answer to the problem of pervasive doping lies in improved testing and monitoring, writes Peter Rutland, professor of government at Wesleyan University in Middletown, Conn.
https://day.kyiv.ua/ru/article/politika/kreml-v-krymskoy-lovushke
https://www.radiosvoboda.org/a/donbass-realii/28920139.html
https://www.radiosvoboda.org/a/28920847.html
https://www.gazeta.ru/business/2017/12/15/11479574.shtml
https://www.kommersant.ru/doc/3496363
http://nvo.ng.ru/gpolit/2017-12-15/1_977_antagonists.html
http://www.ng.ru/politics/2017-12-15/1_7137_putin.html
https://www.gazeta.ru/business/2017/12/15/11479868.shtml