http://www.kasparov.ru/material.php?id=5C0C50F5C17AF
http://www.ng.ru/politics/2018-12-09/1_7458_liberaly.html
https://meduza.io/feature/2018/12/09/simvol-pokoleniya-ottepeli
Kremlinologists took note when Katerina Tikhonova, who has been widely reported to be President Vladimir V. Putin’s daughter, appeared on television.
https://www.nytimes.com/2018/12/08/world/europe/putin-daughter.html
https://www.gazeta.ru/politics/2018/12/08_a_12087715.shtml
https://www.gazeta.ru/business/2018/12/08/12087775.shtml
https://www.gazeta.ru/politics/2018/12/05_a_12084679.shtml