http://ru.krymr.com/a/28197367.html
https://www.gazeta.ru/business/2016/12/26/10450673.shtml
http://www.kommersant.ru/doc/3164671
http://inopressa.ru/article/26Dec2016/washtimes/dadin2.html
http://carnegie.ru/commentary/?fa=66550
http://ru.krymr.com/a/28195132.html
http://www.rbc.ru/newspaper/2016/12/26/58600eff9a794781b168ae26
http://www.rbc.ru/newspaper/2016/12/26/585bfb269a794770ee1828de
http://www.ng.ru/economics/2016-12-26/4_6894_trud.html
Russia's penitentiary system has come under scrutiny after a Kremlin critic said he was tortured at a prison camp and forced to shout, "Putin is our president!"
http://www.washingtontimes.com/news/2016/dec/25/ildar-dadin-claims-he-was-tortured-forced-to-shout/